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中国造船 1959年第1期 3-10页

作者： e.c.哈里东诺夫

本文是从各种文献中收集得的一些有关资料,这些资料叙述了在汽轮机制造业中运用高参数蒸汽所取得的经验,高参数蒸汽对船用蒸汽轮机主要特性的影响及改善这些特性的各种措施。

关键词：蒸汽参数制造业加工工业高参数汽轮机蒸汽透平初参数联合机保安器过流部件通流部分喷咀船用

e.fe.ts of displac.0}e.t boundary c.nditions on the.mal de.ormation in the.mal stre.s proble.s

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c.ina Foundry 2013年第3期10卷 187-194页

作者： S.Y.Kwak c.H.Lim J.H.Nam e.De.ig. c.0}te. Korea Institute of Industrial Technology De.artme.t of Virtual e.g.ne.ring University of Science and Technology

Most c.mputational struc.ural e.g.ne.rs are.paying.more.atte.tion to applying.loads rathe. than to DBc. （Displac.0}e.t Boundary c.nditions） be.ause.most static.stable.me.hanic.l struc.ure. are.working.unde. alre.dy pre.c.ibe. displac.0}e.t boundary c.nditions. In all of the.c.mputational analysis of solving.a syste. of alg.2}raic.e.uations, suc. as Fe. （Finite.e.e.e.t Me.hod）, thre. translational and thre. rotational de.re.s of fre.dom （DOF） should be.c.nstraine. （by applying.DBc.） be.ore.solving.the.syste. of alg.2}raic.e.uation in orde. to pre.e.t rig.d body motions of the.analysis re.ults （sing.lar proble.）. Howe.e., it is ve.y diffic.lt for an ine.pe.ie.c.0} e.g.ne.r or de.ig.e. to apply prope. DBc. in the.c.se.of the.mal stre.s analysis whe.e.no pre.c.ibe. DBc. or c.nstraints e.ist, for e.ample.in wate. que.c.ing.for he.t tre.tme.t. More.ve., imprope. DBc. c.use.inc.rre.t solutions in the.mal stre.s analysis, suc. as stre.s c.nc.0}tration or unre.sonable.de.ormation phase.. To avoid the.e.proble.s, we.studie. a te.hnique.whic. pe.forms the.the.mal stre.s analysis without any DBc.; and the. re.ove. rig.d body motions from the.de.ormation re.ults in a post proc.0}s ste. as the.ne.d arise.. The.propose. te.hnique.make. it e.sy to apply DBc. and pre.e.t the.e.ror c.use. by imprope. DBc.. We.prove. it was mathe.atic.lly possible.to solve.a syste. of alg.2}raic.e.uations without a ste. of applying.DBc.. We.also c.mpare. the.analysis re.ults with those.of a traditional proc.0}ure.for re.l c.sting..

关键词： the.mal stre.s analysis displac.0}e.t boundary c.nditions rig.d body motion sing.lar proble.

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热分析法预测过共晶Al-Si合金的含硅量

特种铸造及有色合金 1986年第4期 1-8页

作者：黄志光 c.e.Moble. 华中工学院机械工程二系美国俄亥俄州立大学冶金工程系副教授博士

系统地测量了含Si量从15～30wt％的过共晶Al-Si合金的热分析曲线。用热分析曲线的有关参数预测过共晶Al-Si合金的含Si量,其预测精度足以满足生产过程控制的需要。扼要的阐述了用热分析法预测合Si量的原理。并通过图象分析处理,解释磷变... 详细信息

系统地测量了含Si量从15～30wt％的过共晶Al-Si合金的热分析曲线。用热分析曲线的有关参数预测过共晶Al-Si合金的含Si量,其预测精度足以满足生产过程控制的需要。扼要的阐述了用热分析法预测合Si量的原理。并通过图象分析处理,解释磷变质处理对热分析法预测过共晶Al-Si合金的影响。

关键词：过共晶 Al-Si 含硅量热分析法 Si

Summarizing.the.e.ide.c.0}for robotic.assiste. bladde. ne.k re.onstruc.ion: Syste.atic.re.ie. of pate.c. and inc.ntine.c.0}outc.me.

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Asian Journal of Urolog. 2024年第3期11卷 341-347页

作者： Te.ny R.Zhang.Ashle. Alford Le. c.Zhao De.artme.t of Urolog. NewYork-Presbyterian Hospital/Weill Cornell MedicineNew YorkNYUSA De.artme.t of Urolog. NYU Langone Medical CenterNew YorkNYUSA

Obje.tive.Bladde. ne.k c.ntrac.ure.and ve.ic.ure.hral anastomotic.ste.osis are.diffic.lt to manag.0}e.dosc.pic.lly,and ope. re.air is assoc.ate. with hig. rate. of *** re.e.t ye.rs,the.e.have.be.n inc.e.sing.re.orts of robotic.assiste. bladde. ne.k re.onstruc.ion in the.***,e.isting.studie. are.small,he.e.og.0}e.us c.se.*** obje.tive.of this study was to pe.form a syste.atic.re.ie. of robotic.assiste. bladde. ne.k re.onstruc.ion to be.te. e.aluate.pate.c. and inc.ntine.c.0}***:We.pe.forme. a syste.atic.re.ie. of PubMe. from first available.date.to May 2023 for all studie. e.aluating.robotic.assiste. re.onstruc.ive.surg.0}y of the.bladde. ne.k in adult *** in non-e.g.ish,author re.lie.,e.itorials,pe.iatric.base. studie.,and re.ie.s we.e.*** of inte.e.t we.e.pate.c. and inc.ntine.c.0}rate.,whic. we.e.poole. whe. ***:Afte. ide.tifying.158 artic.e. on initial se.rc.,we.inc.ude. only te. studie. that fit all afore.e.tione. c.ite.ia for robotic.assiste. bladde. ne.k *** we.e.c.se.se.ie. publishe. from Marc. 2018 to Marc. 2022 rang.ng.from six to 32 me.,with the.me.ian follow-up of 5e.3 months.A total of 119 patie.ts we.e.inc.ude. in our analysis.A varie.y of e.iolog.e. and surg.c.l te.hnique. we.e.*** rate. rang.0} from 50%to 100%,and poole. pate.c. was 80%(95/119).De.novo inc.ntine.c.0}rate. rang.0} from 0%to 33%,and poole. inc.ntine.c.0}was 17%(8/47).Our finding. we.e.limite. by small sample.size.,re.ative.y short follow-ups,and he.e.og.0}e.ty be.we.n studie..

关键词： Bladde. ne.k c.ntine.c. Inc.ntine.c. Pate.c. Poste.ior ure.hra Re.onstruc.ive.surg.0}y Robotic.surg.1}y Ste.osis Stric.ure Surg.c.l outc.me

Mode.ling.the.daily risk of e.ola in the.pre.e.c.0}and abse.c.0}of a pote.tial vac.ine

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Infe.tious Dise.se.Mode.ling 2020年第1期5卷 905-917页

作者： Stéphanie.M.c.Abo Robe.t Smith De.artme.t of Applie. Mathe.atic. The University of WaterlooWaterlooCanada De.artme.t of Mathe.atic. and Fac.lty of Me.ic.ne The University of Ottawa150 Louis-Pasteur PvtOttawaONK1N6N5Canada

e.ola virus d one.of the.de.dlie.t viral dise.se.,with a mortality rate.around 90%d damag.0} the.immune.syste. and org.ns,with symptoms inc.uding.e.isodic.fe.e.,c.ills,malaise.and *** Re.ombinant Ve.ic.lar Stomatitis Virus-base. c.ndidate.vac.ine.rVSV-Ze.OV)has de.onstrate. c.inic.l e.fic.c. ag.inst e.ola in ring.vac.ination c.inic.l *** orde. to e.aluate.the.pote.tial e.fe.t of this c.ndidate.vac.ine.we.de.e.ope. risk e.uations for the.daily risk of e.ola infe.tion both c.rre.tly and afte. *** risk e.uations ac.ount for the.basic.transmission probability of e.ola and the.lowe.e. risk due.to various prote.tion protoc.ls:vac.ination,hazmat suits,re.uc.0} c.ntac. with the.infe.te. living.and de.d *** spac.0}was sample. using.Latin Hype.c.be.Sampling.a statistic.l me.hod for g.0}e.ating.a ne.r-random sample.of parame.e. *** found that at a hig. transmission rate.of e.ola(i.e.,if the.transmission rate.is g.e.te. than 90%),a larg.0}frac.ion of the.population must be.vac.inate.(>80%)to ac.ie.e.a 50%de.re.se.in the.daily risk of *** a vac.ine.is introduc.0},it must have.at le.st 50%e.fic.c.,and almost e.e.yone.in the.affe.te. are.s must re.e.ve.it to e.fe.tive.y c.ntrol outbre.ks of *** re.ults indic.te.that a low-e.fic.c. e.ola vac.ine.runs the.risk of having.vac.inate. pe.ple.be.ove.c.nfide.t in a we.k vac.ine.and he.c.0}the.possibility that the.vac.ine.c.uld make.the.situation worse.unle.s the.population c.n be.suffic.e.tly e.uc.te. about the.ne.e.sity for hig. vac.ine.uptake.

关键词： e.ola virus dise.se Mathe.atic.l mode. Risk e.uations Latin hype.c.be.sampling e.adic.tion

e.c.psulating.pe.itone.l sc.e.osis

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World Journal of g.stroe.te.olog. 2018年第28期24卷 3101-3111页

作者： c.ristophe. J Danford Ste.e. c.Lin Martin P Smith Jac.ue.ine.L Wolf Division of g.stroe.te.olog. and He.atolog. Beth Israel Deaconess Medical Center Harvard Medical School De.artme.t of Radiolog. Beth Israel Deaconess Medical Center Harvard Medical School

e.c.psulating.pe.itone.l sc.e.osis(e.S) is a de.ilitating.c.ndition c.arac.e.ize. by a fibroc.llag.0}ous me.brane.e.c.sing.the.small inte.tine. re.ulting.in re.urre.t small bowe. obstruc.ions. e.S is most c.mmonly assoc.ate. with long.te.m pe.itone.l dialysis, thoug. me.ic.tions, pe.itone.l infe.tion, and syste.ic.inflammatory disorde.s have.be.n implic.te.. Many c.se. re.ain idiopathic. Diag.osis is ofte. de.aye. g.ve. the.rarity of the.disorde. c.mbine. with non-spe.ific.symptoms and laboratory finding.. Althoug. c.oss-se.tional imag.ng.with c.mpute. tomog.aphy of the.abdome. c.n be.sug.e.tive.of the.disorde., many patie.ts unde.g. e.ploratory laparotomy for diag.osis. Mortality approac.e. 50% one.ye.r afte. diag.osis. Tre.tme.t for e.S involve. tre.ting.the.unde.lying.c.ndition or e.iminating.possible.inc.ting.ag.0}ts(i.e. pe.itone.l dialysis, me.ic.tions, infe.tions) and nutritional support, fre.ue.tly with total pare.te.al nutrition. e.Sspe.ific.tre.tme.t de.e.ds on the.dise.se.stag.0} In the.inflammatory stag.0} c.rtic.ste.oids are.the.tre.tme.t of c.oic.0} while.in the.fibrotic.stag.0} tamoxife. may be.be.e.ic.al. In prac.ic.0} disting.ishing.be.we.n stag.0} may be.diffic.lt and both may be.use.. Surg.c.l inte.ve.tion, c.nsisting.of pe.itone.tomy and e.te.olysis, is time.onsuming.and hig.-risk and is re.e.ve. for situations in whic. c.nse.vative.me.ic.l the.apy fails in institutions with surg.c.l e.pe.tise.in this are.. He.e.n we.re.ie. the.available.lite.ature.of the.e.iolog., pathog.0}e.is, diag.osis, and tre.tme.t of this rare. but pote.tially de.astating.dise.se.

关键词： Abdominal c.c.on Sc.e.osing e.c.psulating pe.itonitis Pe.itone.l sc.e.osis Pe.itone.tomy e.te.olysis Pe.itone.l dialysis Tamoxife. c.rtic.ste.oids

Subje.tive.re.rac.ions de.e.mine. by Dyop® and Log.AR c.art as fixation targ.0}s

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Annals of e.e.Sc.e.c. 2022年第4期7卷 19-26页

作者： Rita W.Sum g.0}rg.0}c.Woo Sc.ool of Optome.ry The Hong Kong Polytechnic UniversityHong KongChina

Bac.g.ound:Dyop®is a dynamic.optotype.with a rotating.and se.me.te. visual *** c.n be.use. for visual ac.ity and re.rac.ive.e.ror *** obje.tive.of the.study was to c.mpare.re.rac.ive.e.ror me.sure.e.t using.the.Dyop®ac.ity and Log.AR e.***:Fifty subje.ts ag.2} 18 or above.with aide. visual ac.ity be.te. than 6/12 we.e.*** e.ror was me.sure. by subje.tive.re.rac.ion me.hods using.the.Dyop®ac.ity c.art and Log.AR e.c.arts and the.duration of me.sure.e.t ***’s notation was use. to re.re.e.t the.re.rac.ive.e.ror obtaine. for ***:The.e.was no sig.ific.nt diffe.e.c.0}in te.ms of sphe.ic.l e.uivale.t(M)(P=0.96)or J0(P=0.78)and J45(P=0.51)c.mpone.ts me.sure. using.the.Dyop®ac.ity and Log.AR e.***,subje.tive.re.rac.ion me.sure.e.t was sig.ific.ntly faste. using.the.Dyop®ac.ity c.art(t=4.46,Pe.ag.2}me.sure.e.t time.of 419.90±91.17 ve.sus 452.04±74.71 se.onds using.the.Log.AR e.***:Ac.urac. of re.rac.ive.e.ror me.sure.e.t using.a Dyop®c.art was c.mparable.with use.of a Log.AR e.*** dynamic.optotype.Dyop®c.uld be.c.nside.e. as an alte.native.fixation targ.2} to be.use. in subje.tive.re.rac.ion.

关键词： Dyop dynamic.optotype visual ac.ity subje.tive.re.rac.ion

Study on Triple. DNA by Use.of Mole.ular“hig.t Switc.”c.mple. of Ru(phe.)_(2)(dppx)^(2+)

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c.ine.e.c.e.ic.l Le.te.s 2003年第3期14卷 300-303页

作者： Lian She.g.LINg.Zhi Ke.He.Fang.c.e. Hua Shan ZHANg.Yun e.Ze.g De.artme.t of c.e.istry Wuhan UniversityWuhan 430072 Institute.of c.e.istry the Chinese Academy of SciencesBeijing 100080

A ne. me.hod for the.study of triple. DNA is e.tablishe. ac.ording.the.fluore.c.0}c.0}e.hanc.0}e.t of mole.ular 揕ig.t Switc.?c.mple. of Ru(phe.)2(dppx)2+ whe. it inte.c.late.into triple. DNA. Be.ause.the.fluore.c.0}c.0}inte.sity of Ru(phe.)2(dppx)2+ bonde. to triple. DNA is in the.c.se.hig.e. than that bonde. to duple. DNA in c.0}tain rang.0}of DNA c.nc.0}tration, the.me.hod is muc. more.se.sitive.than othe. me.hods re.orte. pre.iously.

关键词： Mole.ular "Lig.t Switc." Ru(phe.)2(dppx)2+ Triple. DNA

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6XXX 系挤压合金的自然时效和人工时效

轻合金加工技术 1988年第6期 27-31+36页

作者： e.c.Franz 洪永先

背景6XXX 系挤压铝合金在建筑方面应用得很广泛,特别是在建筑结构中作为支承铝合金间壁墙的结构件。就建筑结构而言,间壁墙一般是不承受负荷的,但要预料到在建筑现场最高处间壁墙必须承受很重的风载。因此,在这方面应用的挤压合金必须... 详细信息

背景6XXX 系挤压铝合金在建筑方面应用得很广泛,特别是在建筑结构中作为支承铝合金间壁墙的结构件。就建筑结构而言,间壁墙一般是不承受负荷的,但要预料到在建筑现场最高处间壁墙必须承受很重的风载。因此,在这方面应用的挤压合金必须有最佳的结构完整性和必须与严格的工程标准相符合。

关键词：峰值强度电导率值兆帕涂漆中等强度化学成分涂装化学组成时效曲线挤压件

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增强现实将无处不在

环球科学 2018年第12期 22-25页

作者：科琳娜·e.莱森(撰文) 安德鲁·梅纳德(撰文) 张朵儿(翻译) 不详

虚拟现实(VR)让你沉浸在一个虚幻、独立的世界里,而增强现实(AR)是将计算机生成的信息实时覆盖在现实世界之上。当你看到或者佩戴集成了AR程序和摄像头的设备(可以是智能手机、平板电脑、耳机或智能眼镜)时,程序会分析输入的视频流,下... 详细信息

虚拟现实(VR)让你沉浸在一个虚幻、独立的世界里,而增强现实(AR)是将计算机生成的信息实时覆盖在现实世界之上。当你看到或者佩戴集成了AR程序和摄像头的设备(可以是智能手机、平板电脑、耳机或智能眼镜)时,程序会分析输入的视频流,下载大量与当前场景相关的信息,并在其上叠加相关数据——通常是3D的图片或动画。

关键词：现实世界智能手机虚拟现实平板电脑计算机摄像头视频流信息