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28篇 您的检索式:作者名="99"
    题名 作者 年代 出处 被引量
1EFFECT OF CATHODIC PROTECTION ON FRACTURE BEHAVIOUR OF LOWALLOY STEELS IN SEAWATER显示文摘Fracture behaviour of low-alloy steels AIST4340,HY100,Welten60,AISIA537 and A131 inartificial seawater under static,cyclic loading and at cathodic protection potential has beeninvestigated by using the techniques of fracture mechanics, electrochemistry andelectronfractography.The results reveal that at hydrogen evolution potentials(cathodic pro-tection potential)the critical yield strength required for the occurrance of SCC decreasesfrom 985 at corrosion potential(Ec)to 872 MPa.The effect of cathodic protection on crackpropagation of corrosion fatigue(CF)is not simple,it is closely related to the yield strengthof steels and their SCC behaviour.For the steels with high yield strength,cathodic protectionpromotes(da/dN) evidently,and reduces △Kth value.The(da/dN)-△K curves dis-play a plateau at the third stage of CF for steels with medium or low yield strength.It is men-tioned that the cathodic protection potential for oceaneering constructures should be control-led at top level of the protective range.It seems reasonable that the strength of steel foroceaneeing use might be increased by 200 or 300 MPa.ZHENG Wenlong ZHU Xiying SU Limin Shanghai Research Institute of Materials,Shanghai,China ZHENG Wenlong,Senior Research Engineer,Shanghai Research Institute of Materials,99 Handan Road,Shanghai,China 1989Acta Metallurgica Sinica(English Letters)1989,2,1:2
2并联杆系机床的新发展——EMO’99技术考察报告之一显示文摘并联杆系机床又称六条腿机床或虚拟轴机床,是1994年才出现的新概念机床。由于其构件只承受拉、压力,不承受引起变形较大的弯矩和扭矩而具有较高的刚度;运动构件的质量小,因而易于实现高速和高加速度,加上结构简单、制造容易而引起广泛的重视。在EMO’97(第12届欧洲国际机床展览会)上,曾有过空前规模的展出(我们曾为此写了详细的报导和评述,参见WMEM1998年第一期)。在这届EMO’99上,展出规模大为减少,但具有以下五个较为突出的特点:中国机床工具工业协会EMO’99考察组 1999世界制造技术与装备市场1999,,4:2
33% follow-up of 1 022 valve replacement显示文摘O'Brien MF Harrocks S Stafford EG The homograft aortic valve:A 29-year 99 2001J Heart Valve Dis2001,10,3:1
4European Carotid Surgery' Trialists ' Collaborative Group 显示文摘MRC European Carotid Surgery Trial : interim results for symptanmtic pa- tients with severe(70% -99% ) or with mild(O -29% ) carotid stenosis 1991Lancet1991,337,8752:1
5Interleukirr37 mediates the antitu- mot activity in hepatoeellular carcinoma: role for CD57+ NK cells 显示文摘and IL-18-binding protein re- Natl Acad Sci USA 2002 99 Zhao J J Pan Q Z Pan K 2014Sei Rep2014,4,:1
6谁为滥切子宫埋单——关注海扶超声消融技术(上)显示文摘虽然有一项技术既能有效地治疗子宫肌瘤,又能很好地保全子宫,但至今我国每年仍约有150万女性因子宫肌瘤而被切除子宫!虽然这项技术既不开刀,也不流血,但在妇产科手术室里,一些医生仍忙着开刀为患者切除子宫!虽然这项顶尖技术是我国自主研发的,但它的普及和应用,却远远比不上英国!痛心啊,多少子宫本可以留住!我们不禁追问,是谁滥切了这些子宫?本刊编辑部 阿梅 徐若婕 99子宫网 陈文直 2010家庭医药(就医选药)2010,,11:1
7Dislocation struc- the single-crystal superalloy high temperature creep 显示文摘FELLEREKNIEPMEIER M tures in γ-γ' interfaces of SRR 99 after annealing and LINK T 1989Materials Science and Engineering(A)1989,113,:1
8European Carotid Surgery Trialists'Collaborative Group显示文摘MRC European Carotid Surgery Trial interim results for symptomatic pa-tients with severe(70~99%)orwith mild(0~29%)carotid steno-sis 1991Lancet1991,337,8752:1
9Survival and infant rice cereal reconstituted with or apple juice显示文摘RICHARDS G M GURTLER J growth of Cronobacter sakazakii in water milk liquid infant formula plied Microbiology 2005 99( 4): B BEUCHAT L R 2005Journal of2005,,:1
10Effect soils显示文摘KAMON M YING C Y KATSUMI on lime and cement stabilized Foundations 1996 36(4): 91 - 99 T 1996of acid rain Soils and1996,,:1
11A double blind, study 显示文摘Pandey C K Raza M Ranjan R suppresses fentanyl induced coughing: Intravenous lidocaine prospective randomized placebo controlled Analg 2004 99 (6) : 1696-1698 2004Anesth2004,,:1
12Long-term analysis cytogenetic abnormalities It(4; 14), del (17p), lq gains] play a major role in defining long-term survival显示文摘Avet-Loiseau H Attal M Campion of the IFM 99 trials for myeloma: L 2012J Clin Oncol2012,30,16:1
139% Good Enough显示文摘 1989INTECH1989,,:1
14Factorsinfluencing T DNA transferfrom Agrobacterium to precultureed immature wheat embryos显示文摘99 Uz Potrykus I Sautter C 0,,:1
15Treatment with Peginterferon alpha - 2b for HBeAg - positive chronic hepatitis B : HBsAg loss is associated with HBV genotype 显示文摘Flink HJ van Zoaneveld M Hansen BE de Man RA Schalm SW Janssen HL HBV 99 -01 Study Group 2006Am J Gastroenterol2006,101,:1
162014年全球天然橡胶需求量料增加4.5%显示文摘国际橡胶研究组织(IRSG)在其网站上表示,2014年全球天然橡胶需求量料增加4.5%至1190万吨,预计2015年全球天然橡胶需求量为1240万吨。该组织表示,供应前景乐观,足以满足行业需求。99期货网 2014中国热带农业2014,0,4:0
17刀剑封磨录Online 刀光剑影中的期待显示文摘“自从开始玩Mud以来,我就没有玩过带图的游戏了。”几年前,一位玩文字Mud的朋友这样对我说。而这句话从不知道什么时候起,就变成了“自从玩网络游戏起,我就没玩过单机游戏了。”99连击 2004软件导刊2004,,1:0
18药膳两款 清肺止咳显示文摘红枣莲子银耳羹用料银耳30克,莲子20克,百合干15克,红枣25克,冰糖15克。做法1.银耳、莲子、百合干凉水泡发,银耳撕成小块,红枣去核切小块。2.砂锅中加适量水,倒入银耳块、莲子,大火煮开转小火慢熬,熬至黏稠。3.加入百合、红枣块、冰糖,搅拌均匀。阳光明媚99(文/图) 寻找桃花岛(文/图) 2023饮食科学2023,,2:0
192019 年 9 月中国文物艺术品市场99艺术网 2019中国航班2019,0,24:0
20舍不得孩子套不了狼显示文摘李君,工作勤苦多年,但依旧是一科员。 眼看周围的同事一个个顺利“进步”,他心里不免暗自焦急。一日晚,李君和内人谈及此事,不免唏嘘:但凡能进步者,或有钱,或有势,或有色。或有关系,或有背景。自身一无所凭,何来进步?感伤之下.李君和内人愁苦以对。清风99 2009领导科学2009,,15:0
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