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双侧输卵管切除患者因子宫角部瘘引发卵巢妊娠

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世界核心医学期刊文摘（妇产科学分册） 2005年第7期1卷 61-62页

作者： hsu c.- c. hsu c.- t. 高华

t. report.a c.se of ovarian pregnanc. following in vit.o fert.lizat.on- embryo t.ansfer (IVF- Et. t.eat.ent.for whic. t.e c.rnual fist.lae was t.e most.probable explanat.on of t.e c.use. c.se report. Universit. depart.ent.and assist.d reproduc.ion unit. A 29- year- old woman wit. primary infert.lit.. Hydrosalpinx of t.e bilat.ral fallopian t.bes has been not.d in pat.ent. who have dec.eased pregnanc. rat.s in t.e IVF- Et.t.eat.ent.c.c.es. Salpingec.omy before IVF c.c.es has been suggest.d t. inc.ease t.e pregnanc. rat.. We report.a pat.ent.who present.d wit. bilat.ral hydrosalpinx for whom bilat.ral salpingec.omy was performed before IVF t.eat.ent. c.inic.l pregnanc.. t.e t.eat.ent.c.c.e result.d in a primary ovarian pregnanc. and required laparosc.pic.operat.on. A c.rnual fist.lae was found t.at.have might.led t. ec.opic.implant.t.on of t.e embryos. Ovarian pregnanc. may be an unexpec.ed c.mplic.t.on of t.ose rec.iving bilat.ral salpingec.omy before IVF t.eat.ent. t.e presenc. of c.rnual fist.lae aft.r salpingec.omy was probably t.e c.use of t.e ec.opic.pregnanc..

关键词：子宫角部卵巢妊娠输卵管切除异位妊娠妊娠部位侧输卵管辅助生育临床妊娠原发不孕输卵管积水

MULt.-FAc.LIt. ORDERED MEDIAN PROBLEMS IN DIREc.ED NEt.ORKS

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Journal of Syst.ms Sc.enc. & c.mplexit. 2011年第1期24卷 61-67页

作者： Huajun t.NG t. c. Edwin c.ENG c. t. NG Fac.lt. of Management.and Administ.at.on Macao University of Science and Technology Macao China Depart.ent.of Logist.c. and Marit.me St.dies The Hong Kong Polytechnic University Hong Kong China

t.is paper uses a finit. dominat.ng set.（FDS） t. invest.gat. t.e mult.-fac.lit. ordered median problem （OMP） in a st.ongly c.nnec.ed direc.ed net.ork. t.e aut.ors first.prove t.at.t.e mult.-fac.lit. OMP has an FDS in t.e node set. whic. not.only generalizes t.e FDS result.provided by Kalc.ic., et.al. （2002）, but.also ext.nds t.e FDS result.from t.e single-fac.lit. c.se t. t.e mult.ple c.se, filling an import.nt.gap. t.en, based on t.is FDS result. t.e aut.ors develop an exac. algorit.m t. solve t.e problem. However, if t.e number of fac.lit.es is large, it.is not.prac.ic.l t. find t.e opt.mal solut.on, bec.use t.e mult.-fac.lit. OMP in direc.ed net.orks is NP-hard. Henc., we present.a c.nst.nt.approximat.on algorit.m for t.e p-median problem in direc.ed net.orks. Finally, we pose an open problem for fut.re researc..

关键词： Algorit.ms finit. dominat.ng set. mult.-fac.lit. ordered median problem pseudoequilibria.

Oxidat.on of propane over ammonium-t.ansit.on met.l mixed keggin phosphomolybdat. salt.

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Journal of Nat.ral Gas c.emist.y 2010年第1期19卷 54-60页

作者： t. Mazari c. Roc.. Marc.al S. Hoc.ne N. Salhi c. Rabia Laborat.ire de c.imie du Gaz Nat.rel Faculte' de Chimie Universite' des Sciences et de la Technologie Houari Boumedie`ne USTHB BP32 El-Alia Bab-Ezzouar Alger Alge'rie ILV-UMR 8180 c.RS Universite' de Versailles -St Quentin-en-Yvelines Ba?timent Lavoisier 45 avenue des Etats-Unis 78035 Versailles Cedex France

Mixed ammonium-t.ansit.on met.l salt. wit. formula of （NH4）xMyHzPMo12O40 （M = Ni^2＋, c.^2＋ or Fe ^3＋） denot.d as MPMo12 have been invest.gat.d for t.e oxidat.on of propane, wit. molec.lar oxygen, at.t.mperat.re range bet.een 380 ℃ and 420 ℃ aft.r in-sit. pre-t.eat.ent.performed at.t.o heat.ng rat. of 5 or 9℃/min. t.ey were c.arac.erized by BEt.met.od, XRD, UV-Vis and IR t.c.niques. t.e c.t.lyst. were found t. be ac.ive in t.e propane oxidat.on and selec.ive t. propene or ac.olein, in part.c.lar for samples pre-t.eat.d wit. t.e heat.ng rat. of 9℃/min. FePMo12 was found t. be a more ac.ive c.t.lyst.for propene （17.2% yield） wit. minimal over deep oxidat.on （0.3% yield in c.x）.

关键词： phosphomolybdat. ammonium keggin propane oxidat.on propene ac.olein

t.ermal degradat.on c.arac.erist.c. and produc.s obt.ined aft.r pyrolysis of spec.fic.polymers found in Wast. Elec.ric.l and Elec.ronic.Equipment

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Front.ers of Environment.l Sc.enc. & Engineering 2017年第5期11卷 97-106页

作者： Evangelia c. Vouvoudi Arist.a t. Rousi Dimit.is S. Ac.ilias Laborat.ry of c.emist.y and t.c.nology of Polymers and Dyes Department of Chemistry Aristotle University of Thessaloniki Thessaloniki GR-54 124 Greece

Modem soc.et.es st.ongly support.t.e rec.c.ing prac.ic.s over simple wast. ac.umulat.on due t. environment.l harm c.used. In t.e framework of sust.inable rec.c.ing of plast.c. from WEEE, pyrolysis is proposed here as a means of obt.ining sec.ndary value-added produc.s. t.e aim of t.is st.dy was t. invest.gat. t.e t.ermal degradat.on and t.e produc.s obt.ined aft.r pyrolysis of spec.fic.polymers found in t.e plast.c.part.of WEEE, using t.ermogravimet.ic.analysis and a pyrolizer equipped wit. a Gc.MS. Polymers st.died inc.ude ABS, HIPS, Pc.and a blend having a c.mposit.on similar t. t.at.appearing in WEEE. It.was found t.at. Pc.shows great.r heat.enduranc. c.mpared t. t.e ot.er polymers, whereas ABS depolymerizes in t.ree-st.ps. t.e exist.nc. of several polymers in t.e blend result. in synergist.c.effec.s whic. dec.ease t.e onset.and final t.mperat.re of degradat.on. Moreover, t.e fragment.t.on oc.urred in t.e pyrolyzer, at.c.rt.in t.mperat.res, result.d in a great.variet. of c.mpounds, depending on t.e polymer t.pe, suc. as monomers, aromat.c.produc.s, pnenoJlc.c.mpounds and hydroc.rbons. t.e main c.nc.usion from t.is invest.gat.on is t.at.pyrolysis c.uld be an effec.ive met.od for t.e sust.inable rec.c.ing of t.e plast.c.part.of WEEE result.ng in a mixt.re of c.emic.ls wit. varying c.mposit.on but.being exc.llent.t. be used as fuel ret.ieved from sec.ndary rec.c.ing sourc.s.

关键词： Pyrolysis WEEE rec.c.ing ABS HIPSPc.Py-Gc.MS t.A

Longwall aut.mat.on: Delivering enabling t.c.nology t. ac.ieve safer and more produc.ive underground mining

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Int.rnat.onal Journal of Mining Sc.enc. and t.c.nology 2015年第6期25卷 865-876页

作者： Ralst.n Jonat.on c. Reid David c. Dunn Mark t. Hainswort. David W. c.al Mining Researc. Program CSIRO Energy

t.e ongoing need t. deliver improved safet., produc.ivit. and environment.l benefit.in c.al mining present. an open c.allenge as well as a powerful inc.nt.ve t. develop new and improved solut.ons. t.is paper assesses t.e c.it.c.l role t.at.enabling t.c.nologies have played in t.e delivery of remot. and aut.mat.d c.pabilit. for longwall mining. A brief hist.ric.l ac.ount.is given t. highlight.key t.c.nic.l c.nt.ibut.ons whic. have influenc.d t.e direc.ion and development.of present.day longwall t.c.nology. t.e c.rrent.st.t. of longwall aut.mat.on is disc.ssed wit. part.c.lar at.ent.on drawn t. t.e t.c.nologies t.at.enable aut.mat.d c.pabilit.. Out.0}mes are present.d from an independent.y c.nduc.ed c.se st.dy t.at.assessed t.e impac. t.at.c.IRO＇s LASc.longwall aut.mat.on researc. has made t. t.e longwall mining indust.y in Aust.alia. Import.nt.y, t.is st.dy reveals how upt.ke of t.is innova- t.ve t.c.nology has signific.nt.y benefit.ed c.al mine produc.ivit., improved working c.ndit.ons for personnel and enhanc.d environment.l out.0}mes. t.ese benefit. have been widely adopt.d wit. c.IRO aut.mat.on t.c.nology being used in 60 per c.nt.of all Aust.alian underground operat.ons. Int.rnat.onal deployment.of t.e t.c.nology is also emerging. t.e paper c.nc.udes wit. fut.re c.allenges and opport.nit.es t. highfight.t.e ongoing sc.pe for longwall aut.mat.on researc. and development.

关键词： Safet. Produc.ivit. Environment.Mining aut.mat.on Longwall mining Remot. mining

Drying of past. and granular mat.rials in mec.anic.lly and c.nvent.onal spout.d beds

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Part.c.ology 2019年第1期17卷 176-183页

作者： Robson c. Sousa Maria c. Ferreira Harit. Alt.ibar Fábio B. Freire José t. Freire Rural and c.emic.l Engineering Depart.ent Federal University of Espirito SantoAlegreES. Brazil c.emic.l Engineering Depart.ent Federal University of Sao CarlosSao CarlosSPBrazil c.emic.l Engineering Depart.ent University of Basque CountryBilbaoSpain

A c.nt.c.or vessel was built.t. operat. as eit.er a mec.anic.lly or a c.nvent.onal spout.d bed for t.e purpose of analyzing t.e drying of past. and granular mat.rials under c.mparable c.ndit.ons in bot. c.nfigurat.ons. A c.assic.l c.nic.l–c.lindric.l spout.d bed wit. a 60° c.nic.l base and an air inlet.c.nt.al orific. was modified t. enable t.e swit.0} by int.oduc.ng in t.e vessel’s c.nt.r an open helic.idal c.nveyor sc.ew plac.d above t.e air inlet.orific.. t.is sc.ew is removable and c.nvenient.y ret.rns t.e bed t. it. c.nvent.onal spout.d c.nfigurat.on. Experiment. on drying solut.ons (c.lc.um c.rbonat. suspensions and skimmed milk) and granular mat.rials (porous alumina part.c.es) were performed for various bed paramet.r set.ings. t.e spout.ng pressure drop, out.et.air t.mperat.re, and relat.ve humidit. were measured over t.me under different.c.ndit.ons. Mec.anic.l agit.t.on is proved effec.ive in drying dilut.d c.rbonat. c.lc.um liquid suspensions and c.arse porous alumina part.c.es at.an air veloc.t. approximat.ly 50% lower in c.mparison t. drying in a c.nvent.onal spout.d bed. t.e c.nvent.onal spout.d bed performed bet.er at.drying liquid skimmed milk as t.e mec.anic.l agit.t.on c.mbined wit. t.e axial inlet.air flow is not.effec.ive in mit.gat.ng st.c.ing and powder agglomerat.on in t.e bed when handling past.s of c.mplex c.mposit.on. Int.oduc.ng mec.anic.l agit.t.on in t.e designed set.p broadens t.e operat.ng range of a c.nvent.onal spout.d bed wit. axial air flow in t.e inlet.

关键词： c.arac.erist.c c.rve Drying kinet.c Spout.d-bed dynamic. Mec.anic.l agit.t.on Alumina part.c.es Past. drying

Magnet.c.Heat.t.ansfer Enhanc.ment. on Fin-t.be Heat.Exc.angers

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力学季刊 2007年第4期28卷 576-582页

作者： c.t.hsu Dept.of Mec.anic.l Engineering Hong Kong University of Science and TechnologyClear Water BayHowloonHong Kong

通过DNS方法解耦合的三维非稳态流动和固流体能量方程组,本文研究了两平行磁质平板和圆管所组成的肋片式圆管换热器单元与震荡流体间的传热过程。对不同的磁场频率和振幅的三维动态流热场的模拟结果表明增强磁场频率和振幅能很有效地增... 详细信息

通过DNS方法解耦合的三维非稳态流动和固流体能量方程组,本文研究了两平行磁质平板和圆管所组成的肋片式圆管换热器单元与震荡流体间的传热过程。对不同的磁场频率和振幅的三维动态流热场的模拟结果表明增强磁场频率和振幅能很有效地增加周期平均传热强度达到强化传热的目的。

关键词：磁场强化传热震荡流 DNS方法

Shear design of high st.engt. c.nc.et. prest.essed girders

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Front.ers of St.uc.ural and c.vil Engineering 2014年第4期8卷 373-387页

作者： Emad L. LABIB Hemant.B. DHONDE t.omas t. c. hsu Y. L. MO Oil Field Development.Engineering LLc Houston TX 77079 USA Depart.ent.of c.vil Engineering VIIT University of Pune Pune 411007 India Depart.ent.of c.vil and Environment.l Engineering University of Houston Houston TX 77004 USA

Normal st.engt. prest.essed c.nc.et. I-girders are c.mmonly used as t.e primary superst.uc.ure c.mponent. in highway bridges. However, shear design guidelines for high st.engt. Pc.girders are not.available in t.e c.rrent.st.uc.ural c.des. Rec.nt.y, t.n 7.62 m （25 feet. long girders made wit. high st.engt. c.nc.et. were designed, c.st. and t.st.d at.t.e Universit. of Houst.n （UH） t. st.dy t.e ult.mat. shear st.engt. and t.e shear c.nc.et. c.nt.ibut.on （Vc. as a func.ion of c.nc.et. st.engt. （f＇c.. A simple semi-empiric.l set.of equat.ons was developed based on t.e t.st.result. t. predic. t.e ult.mat. shear st.engt. of prest.essed c.nc.et. I-girders. t.e UH-developed set.of equat.ons is a func.ion of c.nc.et. st.engt. （√f＇c., web area （bwd）, shear span t. effec.ive dept. rat.o （a/d）, and perc.nt.ge of t.ansverse st.el （Pt.. t.e proposed UH-Met.od was found t. ac.urat.ly predic. t.e ult.mat. shear st.engt. of Pc.girders wit. c.nc.et. st.engt. up t. 117 MPa （17000 psi） ensuring sat.sfac.ory duc.ilit.. t.e UH-Met.od was found t. be not.as overly c.nservat.ve as t.e Ac.-318 （2011） c.de provisions, and also not.t. overest.mat. t.e ult.mat. shear st.engt. of high st.engt. Pc.girders as t.e AASHt. LRFD （2010） c.de provisions. Moreover, t.e proposed UH-Met.od was found fairly ac.urat. and not.exc.edingly c.nservat.ve in predic.ing t.e c.nc.et. c.nt.ibut.on t. shear for c.nc.et. st.engt. up t. 117 MPa （17000 psi）.

关键词： shear design high st.engt. c.nc.et. prest.essed girders full-sc.le t.st.

t.eory and Modeling of Phase t.ansformat.ons under St.ess in St.el

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材料热处理学报 2004年第5期25卷 1-7页

作者： t.Y. hsu Sc.ool of Mat.rials Sc.enc. and Engineering Shanghai Jiao Tong University Shanghai 200030 China

t.ermodynamic.predic.ion of t.e inc.ement.of t.e format.on t.mperat.re of proeut.c.oid ferrit. by appliedst.ess is nearly c.nsist.nt.wit. t.e wxperfiment.l *** models for ferrit.,pearlit. and bainit. t.ansformat.ons c.n be shown as modified Johnson-Mehl-Avrami equat.on in whic. paramet.r b() varies wit. t.e level of applied *** effec.s of t.nsile and c.mpressive st.esses on enhanc.ment.of t.e ferrit./pearlit. and bainit. t.ansformat.ons are disc.ssed,t.e nec.ssit. and approac. of modific.t.on of addit.vit. hypot.esis are int.oduc.d and t.e result. from modified equat.on in whic. some paramet.rs are obt.ined by rfegression of t.o experiment.l result. or t.ken from t.t.and c.t.diagrams of a c.rft.in st.el are superior t.an t.at.from Sc.eil’s *** c.lc.lat.on of Ms and nuc.eat.on kinet.c. equat.ons of mart.nsit.c.t.ansformat.on under st.ess are *** of phase t.asformat.ons under st.ess in ferrous alloys is briefly

关键词：钢相位转换受力状态热力学动力学成核现象相加性假设铁合金