检索结果-南通市图书馆

Xingnao Kaiqiao ne.dling me.hod for acute.ische.ic stroke. a me.a-analysis of safe.y and e.ficacy

在线全文

学校读者我要写书评

暂无评论

Ne.ral Re.e.e.ation Re.e.rch 2017年第8期12卷 1308-1314页

作者： Zhi-xin Yang Jia-hong Xie.ding-ding Liu De.artme.t of Traditional Chine.e.Me.icine Chengde Medical University Chengde Hebei Province China Ke. Laboratory of Traditional Chine.e.Me.icine.Re.e.rch and De.e.opme.t Institute of Traditional Chinese Medicine Chengde Medical University Chengde Hebei Province China School of Traditional Chine.e.Me.icine North China University of Science and Technology Tangshan Hebei Province China

OBJe.TIVe. To e.aluate.the.e.fe.tive.e.s and safe.y of the.Xingnao Kaiqiao ne.dling me.hod for tre.ting acute.ische.ic *** SOURCe.： We.re.rie.e. re.e.ant randomize. controlle. trials involving Xingnao Kaiqiao acupuncture.for tre.tme.t of acute.ische.ic stroke. The.China National Knowle.ge.Infrastructure. We.pu Information Re.ource. Syste., Wanfang Me.ical Data Syste., Chine.e.Biome.ical Lite.ature.Database. Cochrane.Library, and Pub Me. we.e.se.rche. from June.2006 to March *** Se.e.TION： We.analyze. randomize. and se.i-randomize. clinical controlle. trials that compare. Xingnao Kaiqiao acupuncture.with various control tre.tme.ts, such as conve.tional drugs or othe. acupuncture.the.apie., for tre.tme.t of acute.ische.ic stroke. The.quality of article. was e.aluate. according to the.Cochrane.Handbook for Syste.atic Re.ie.s of Inte.ve.tions（Ve.sion 5.1）, and the.study was carrie. out using Cochrane.syste. asse.sment me.hods. Re. Man 5.2 was use. for the.me.a-analysis of the.include. *** Me.SURe.： The.mortality rate. disability rate. activitie. of daily living（Barthe. Inde.）, and clinical e.ficacy we.e.***： Twe.ve.studie. me. the.inclusion crite.ia for this re.ie.. The.me.a-analysis showe. that be.we.n Xingnao Kaiqiao acupuncture.and the.control tre.tme.t, Xingnao Kaiqiao acupuncture.re.uce. the.disability rate.[risk ratio（RR） = 0.51, 95% confide.ce.inte.val（CI） = 0.27-0.98, z = 2.03, P 〈 0.05], e.e.ate. the.activitie. of daily living（we.ghte. me.n diffe.e.ce.= 12.23, 95% CI： 3.66-20.08, z = 2.80, P 〈 0.005）, and had gre.te. clinical e.ficacy（RR = 1.61, 95% CI： 1.23-2.09, z = 3.53, P 〈 0.0004）. Howe.e., the.e.was no significant diffe.e.ce.in mortality rate.RR = 0.61, 95% CI： 0.15-2.45, z = 0.70, P 〉 0.05）. CONCLUSION： The.Xingnao Kaiqiao ne.dling me.hod is e.fe.tive.and safe.for acute.ische.ic stroke. Howe.e., the.e.was se.e.tive.bias in this study, and the.like.ihood of me.sure.e.t bias is high. Thus, more.high-quality randomize.

关键词： ne.ve.re.e.e.ation Xingnao Kaiqiao ne.dling me.hod acute.ische.ic stroke me.a-analysis syste.atic re.ie. activitie. of daily living Barthe. inde. mortality disability rate clinical e.cacy ne.ralre.e.e.ation

Population status,thre.ts and conse.vation of the.Yangtze.finle.s porpoise

在线全文

学校读者我要写书评

暂无评论

Chine.e.Scie.ce.Bulle.in 2009年第19期54卷 3473-3484页

作者： WANG ding Institute.of Hydrobiology Chinese Academy of Sciences Wuhan 430072 China

The.Yangtze.finle.s porpoise.(Ne.phocae.a phocae.oide. asiae.rie.talis) is curre.tly limite. to the.middle.and lowe. re.che. of the.Yangtze.Rive. from Yichang to Shanghai, China, and the.adjoining Poyang and Dongting Lake.. Its population size.has de.re.se. re.arkably during the.last se.e.al de.ade. due.to the.he.vy impact of human activitie., including ove.fishing of pre. spe.ie., wate. de.e.opme.t proje.ts that cause.atte.dant habitat loss and de.radation, wate. pollution, and accide.tal de.ths cause. by harmful fishing ge.r and collisions with motorize. ve.se.s. It was e.timate. that the.numbe. of re.aining individuals was down to approximate.y 1800 in 2006, a numbe. that is de.re.sing at a rate.as high as 5% pe. ye.r. Thre. conse.vation me.sure.-in situ and e. situ conse.vation and captive.bre.ding have.be.n applie. to the.prote.tion of this unique.porpoise.since.the.e.rly 1990s. Se.e. natural and two "se.i-natural" re.e.ve. have.so far be.n e.tablishe.. Since.1996, a small group of finle.s porpoise. has be.n succe.sfully re.re. in a facility at the.Institute.of Hydrobiology of the.Chine.e.Acade.y of Scie.ce.; thre. babie. we.e.born in captivity on July 5, 2005, June.2, 2007 and July 5, 2008. The.e.are.the.first fre.hwate. ce.ace.ns e.e. born in captivity in the.world. Se.e.al groups of the.e.porpoise. caught in the.main stre.m of the.Yangtze.Rive., or re.cue., have.be.n introduce. into the.Tian'e.Zhou Se.i-natural Re.e.ve.since.1990. The.e.e.forts have.prove. that, not only can the.e.animals survive.in the.are., the. are.also to re.roduce.naturally and succe.sfully. More.than 30 calve. had be.n born in the.re.e.ve.since.the., with one.to thre. born e.ch ye.r. Taking de.ths and transfe.s into account, the.e.we.e.approximate.y 30 individuals living in the.re.e.ve.as of the.e.d of 2007. Among e.ght mature.fe.ale. capture. in April 2008, five.we.e.confirme. pre.nant. This e.fort re.re.e.ts the.first succe.sful atte.pt at off-site.prote.tion of a ce.ace.n spe.ie. in

关键词：海豚饲养长江水生生物学

A trichotomy for a class of e.uivale.ce.re.ations

在线全文

学校读者我要写书评

暂无评论

Scie.ce.China Mathe.atics 2012年第12期55卷 2621-2630页

作者： ding LongYun School of Mathe.atical Scie.ce. and LPMC Nankai University Tianjin 300071 China

Le. Xn, n ∈ N be.a se.ue.ce.of non-e.pty se.s, ψn : Xn2 → IR+. We.conside. the.re.ation e.= e.(Xn, ψn)n∈N) on ∏n∈N Xn by (x, y) ∈ e.(Xn, ψn)n∈N) Σn∈Nψn(x(n), y(n)) < +∞. If e.is an e.uiv- ale.ce.re.ation... 详细信息

Le. Xn, n ∈ N be.a se.ue.ce.of non-e.pty se.s, ψn : Xn2 → IR+. We.conside. the.re.ation e.= e.(Xn, ψn)n∈N) on ∏n∈N Xn by (x, y) ∈ e.(Xn, ψn)n∈N) Σn∈Nψn(x(n), y(n)) e.is an e.uiv- ale.ce.re.ation and all ψn, n ∈ N, are.Bore., we.show a trichotomy that e.the. IRN/e.≤B e. e.≤B e. or e.B e.. We.also prove.that, for a rathe. ge.e.al case. e.(Xn, ψn)n∈N) is an e.uivale.ce.re.ation iff it is an e.-like.e.uivale.ce.re.ation.

关键词： Bore. re.ucibility e.uivale.ce.re.ation me.rization

Pricing De.ision of e.Comme.ce.Supply Chains with Re.urn and Online.Re.ie. of Product Quality

在线全文

学校读者我要写书评

暂无评论

Journal of Syste.s Scie.ce.and Information 2023年第4期11卷 405-426页

作者： Yuyan WANG Luping ding T.C.e.CHe.G De.ia WANG School of Manage.e.t Scie.ce.and e.gine.ring Shandong University of Finance and EconomicsJinan 250014China Poly U Busine.s School The Hong Kong Polytechnic UniversityHong Kong 999077China

The.online.re.ie. function he.ps consume.s grasp more.re.l product information and re.uce.the.possibility of re.urning, but it may also damage.firms’ re.utations or profits. Howe.e., fe. studie. conside.e. the.re.ationship be.we.n online.re.ie.s and consume. re.urns. Base. on this, we.de.e.op an e.comme.ce.supply chain(e.SC) game.mode. consisting of a single.manufacture. and a single.e.platform, aiming to e.plore.the.re.ationship be.we.n consume. re.urns and online.re.ie.s and to analyze.the.impact on both the.de.ision-making of e.SC me.be.s and the.r profits. We.find that the.e.is a ne.ative.re.ationship be.we.n consume. re.urns and online.re.ie.s of product quality, and consume. re.urns make.the.pricing de.isions in the.two sce.arios of ye./no online.re.ie.s move.toward two diffe.e.t dire.tions. Only whe. the.online.re.ie. is positive.and highe. than a ce.tain thre.hold will it have.a positive.impact on sale. and e.SC me.be.s’ profits. Finally, we.de.ign a ne. “commission joint re.urns and quality improve.e.t costs sharing” contract to optimize.the.de.e.tralize. mode. with online.re.ie.s, and we.find that the.highe. the.accuracy of product information, the.le.s conducive.the.contract applie. to e.SC.

关键词： e.comme.ce.supply chains pricing de.ision consume. re.urns online.re.ie.

An Analytical Solution for Ne.rshore.Circulation Drive. by Focuse./De.ocuse. Wave.

在线全文

学校读者我要写书评

暂无评论

China Oce.n e.gine.ring 2019年第5期33卷 544-553页

作者： ding Yu-me. SHI Fe.gyan School of Scie.ce Tianjin University of Science and Technology Tianjin 300475 China Ce.te. for Applie. Coastal Re.e.rch Department of Civil and Environmental Engineering University of Delaware Newark 19716 USA

An offshore.shoal or bar re.racts oce.n surface.wave. and cause. wave.focusing/de.ocusing on the.adjace.t be.ch. Wave.focal patte.ns characte.ize. by alongshore.variations in wave.he.ght, wave.angle. and bre.king location induce.alongshore.non-uniformitie. of wave.se.up and ne.rshore.circulation, e.g., rip curre.ts and alongshore.curre.ts, in the.surfzone. A simplifie. analytic mode. for ne.rshore.circulation ge.e.ate. by focuse./de.ocuse. wave. on a planar be.ch is de.e.ope. and the.re.ical solutions are.obtaine. using transport stre.m function and pe.turbations in alongshore.distributions of wave.he.ght and wave.angle.at the.bre.ke. line. The.analytic mode. sugge.ts that alongshore.curre.ts are.strongly affe.te. by a pair of counte.-rotating vortice. ge.e.ate. shore.ard of the.wave.focal zone. The.vortice. are.pe.siste.t, and the.r stre.gths de.e.d on the.amplitude. of alongshore.variations in wave.he.ght and wave.angle. The.alongshore.gradie.t in wave.he.ght te.ds to inte.sify the.vortice. while.the.conve.ge.ce.of wave.angle.te.ds to we.ke. the.vortice.. Dive.ge.t flows associate. with the.vortice. in the.surfzone.are.inte.se. stre.gthe.ing alongshore.curre.ts in the.downstre.m of the.wave.focal zone.and we.ke.ing alongshore.curre.ts or causing flows re.e.sal in the.upstre.m. Alongshore.curre.ts are.modulate. by rip curre.ts associate. with the.wave.focusing/de.ocusing patte.ns.

关键词： wave focusing and de.ocusing ne.rshore circulation rip curre.t alongshore curre.t analytical solution

Advance.e.t in QDs for optoe.e.tronic applications and be.ond

在线全文

学校读者我要写书评

暂无评论

Nano Re.e.rch 2024年第12期17卷 10426-10445页

作者： Me.oona Qammar Max J.H.Tan Pe.gbo ding Jianchao Ge.Yinthai Chan Jonathan e.Halpe.t De.artme.t of Che.istry Hong Kong University of Science and Technology(HKUST)Hong Kong 999077China De.artme.t of Che.istry Northwestern UniversityEvanstonIllinois 60208USA Cosmic Discove.y Sdn Bhd 10 Jalan Wawasan 3/KU7Sungai Kapar Indah42200 KlangSelangorMalaysia

This re.ie. focuse. on the.history and curre.t state.of the.art optoe.e.tronic applications of quantum dots involving light *** focus mainly on thre. are.s of comme.cial,or pote.tial comme.cial inte.e.t,including quantum dot light e.itting de.ice.(QLe.s,some.ime. calle. QD-Le.s),lasing applications,and quantum computing *** main conne.tion be.we.n the.e.are.s is the.de.e.opme.t of the.scie.ce.and e.gine.ring ne.de. to achie.e.e.e.trical e.citation of the.quantum dot in an optoe.e.tronic de.ice.in orde. to achie.e.e.ission with characte.istics particularly suite. to the.application in *** to the.spe.ial physics of quantum dots,the.e.mate.ials are.particularly we.l suite. for both e.isting comme.cial applications,and pote.tially for future.applications,such as single.photon source.,spin cubits,or polarize. *** conclude.with an analysis of the.future.prospe.ts for the.e.e.citing *** 30 ye.rs of progre.s since.the.Nobe. Prize.winning work on monodispe.se.sample. of QDs,our goal is to highlight the.curre.t start of the.art,discuss the.curre.t issue. for e.ch te.hnology,and sugge.t future.goals for the.ne.t 30 ye.rs for quantum dot re.e.rch.

关键词： quantum dots quantum confine.e.t optoe.e.tronic prope.tie. color purity lasing quantum cohe.e.ce quantum computing

The.CRISPR/Cas9 induce. large.ge.omic fragme.t de.e.ions of MSTN and phe.otypic change. in she.p

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Journal of Inte.rative.Agriculture 2020年第4期19卷 1065-1073页

作者： ding Yi ZHOU Shi-we. ding Qiang CAI Be. ZHAO Xiao-e.ZHONG Shu JIN Miao-han WANG Xiao-long MA Bao-hua CHe. Yu-lin Colle.e.of Animal Scie.ce.and Te.hnology Northwest A&F UniversityYangling 712100P.R.China Colle.e.of Ve.e.inary Me.icine Northwest A&F UniversityYangling 712100P.R.China

The.CRISPR/Cas9 syste. has be.n e.te.sive.y use. to e.gine.r ge.e.ic loci for the.ge.e.ation of knockouts, inse.tions, and point mutations in animal mode.s. Howe.e., many mutations that have.be.n re.orte. in animals are.small inse.tions or de.e.ions. This study use. the.CRISPR/Cas9 syste. to induce.large.DNA fragme.t de.e.ions in MSTN via thre. guide.RNAs in she.p. This succe.sfully achie.e. the.pre.ise.ge.e.e.iting of the.ovine.MSTN ge.e.by inje.ting both Cas9 m RNA and sg RNAs into e.bryos at the.one.ce.l stage. Of 10 e.ite. animals, 3 animals(30%) e.hibite. large.ge.omic fragme.t de.e.ions(~5 kb). Furthe.more. the.body we.ghts of the.e.3 animals we.e.significantly diffe.e.t(P0e.we.n lambs with large.de.e.ions and wildtype.lambs. In addition, the.e.ite. lambs we.e.also significantly diffe.e.t(P0e. with wildtype. The.e.re.ults sugge.t that the.ge.e.ate. MSTN knockout she.p is a re.iable.and e.fe.tive.animal mode. for furthe. study. Furthe.more. this me.hod is time.and labor-saving, and e.ficie.t for the.cre.tion of animal mode.s for agriculture. biology, and me.icine.

关键词： CRISPR/Cas9 she.p MSTN large de.e.ion ge.e.ic e.gine.ring

Vibration control of fluid-conve.ing pipe.: a state.of-the.art re.ie.

在线全文

学校读者我要写书评

暂无评论

Applie. Mathe.atics and Me.hanics(e.glish e.ition) 2023年第9期44卷 1423-1456页

作者： Hu ding J.C.JI Shanghai Ke. Laboratory of Me.hanics in e.e.gy e.gine.ring School of Mechanics and Engineering ScienceShanghai UniversityShanghai 200072China Shaoxing Institute.of Te.hnology Shanghai UniversityShaoxing 312074Zhejiang ProvinceChina Shanghai Institute.of Aircraft Me.hanics and Control Shanghai 200092China School of Me.hanical and Me.hatronic e.gine.ring University of Technology SydneyNew South Wales 2007Australia

Fluid-conve.ing pipe. are.wide.y use. to transfe. bulk fluids from one.point to anothe. in many e.gine.ring *** are.subje.t to various e.citations from the.conve.ing fluids,the.supporting structure.,and the.working e.vironme.t,and thus are.prone.to vibrations such as flow-induce. vibrations and acoustic-induce. *** can ge.e.ate.variable.dynamic stre.s and large.de.ormation on fluid-conve.ing pipe.,le.ding to vibration-induce. fatigue.and damage.on the.pipe.,or e.e. le.ding to failure.of the.e.tire.piping syste. and catastrophic ***,the.vibration control of fluid-conve.ing pipe. is e.se.tial to e.sure.the.inte.rity and safe.y of pipe.ine.syste.s,and has attracte. conside.able.atte.tion from both re.e.rche.s and *** pre.e.t pape. aims to provide.an e.te.sive.re.ie. of the.state.of-the.art re.e.rch on the.vibration control of fluid-conve.ing *** vibration analysis of fluid-conve.ing pipe. is brie.ly discusse. to show some.ke. issue. involve. in the.vibration ***,the.re.e.rch progre.s on the.vibration control of fluid-conve.ing pipe. is re.ie.e. from four aspe.ts in te.ms of passive.control,active.vibration control,se.i-active.vibration control,and structural optimization de.ign for vibration ***,the.main re.ults of e.isting re.e.rch on the.vibration control of fluid-conve.ing pipe. are.summarize.,and future.promising re.e.rch dire.tions are.re.omme.de. to addre.s the.curre.t re.e.rch *** pape. contribute. to the.unde.standing of vibration control of fluid-conve.ing pipe.,and will he.p the.re.e.rch work on the.vibration control of fluidconve.ing pipe. attract more.atte.tion.

关键词： fuid-conve.ing pipe vibration passive.control nonline.r e.e.gy sink(Ne.) active.control se.i-active.control

Be.ding vibration control of pipe. conve.ing fluids by nonline.r torsional absorbe.s at the.boundary

在线全文

学校读者我要写书评

暂无评论

Scie.ce.China(Te.hnological Scie.ce.) 2021年第8期64卷 1690-1704页

作者： MAO XiaoYe.ding Hu CHe. LiQun Shanghai Institute.of Applie. Mathe.atics and Me.hanics Shanghai UniversityShanghai200072China Shanghai Ke. Laboratory of Me.hanics in e.e.gy e.gine.ring Shanghai UniversityShanghai200072China School of Me.hanics and e.gine.ring Scie.ce Shanghai UniversityShanghai200444China

A nonline.r torsional absorbe.,which can ove.come.the.influe.ce.of the.fluid ve.ocity on the.natural fre.ue.cy,is e.ploye. at the.boundary to re.train the.be.ding vibration of a pipe.for the.first *** using the.rotating angle.at the.e.d of the.pipe.the.be.ding vibration e.e.gy is pumpe. to the.boundary *** nonline.rly couple. pipe.absorbe. gove.ning e.uations are.obtaine. by the.ge.e.alize. Hamilton’s ***-state.re.ponse. subje.te. to a base.e.t e.citation are.discusse. by the.*** to this me.hod,the.boundarie. of the.pipe.are.tre.te. as the.ge.e.alize. gove.ning *** this way,those.nonline.ritie. and time.de.e.de.t te.ms in the.boundary are.involve. in the.re.ponse.comple.e.y.A dire.t simulation me.hod,calle. the.diffe.e.tial quadrature.e.e.e.t me.hod(DQe.),is use. to ve.ify the.e.analytical *** inve.tigation indicate. that the.nonline.r boundary absorbe. owns two outstanding *** first one.is that the.natural characte.s re.ain the.same.and the.absorbe. can capture.the.re.onance.of the.pipe.*** se.ond one.is that the.absorbe. works at all natural ***,by using the.nonline.r damping,the.absorbe. will not worse. the.we.k vibration in the.non-re.onance.*** parame.e.s of the.absorbe. are.inve.tigate. to optimize.the.e.ficie.cy in *** re.ult finds that good e.ficie.cy can be.achie.e. with a tiny ***,the.e.ficie.cy be.ome. be.te. as the.damping *** the.he.p of the.e.inve.tigations,the.work provide. a ne. strate.y to prote.t pipe. conve.ing fluids from be.ng de.troye. by the.vibration.

关键词： pipe. conve.ing fluid boundary control nonline.r torsional absorbe. boundary nonline.r e.e.gy sink nonline.r damping

同方期刊数据库