查询词典 retaining ring

E - commerce is in the history of human society and a revolution, in e - commerce, online payment is a key ring.only implement online payment, to make a real sense of e - commerce, e - commerce can only stay in the online information publishing and search, and the initialling of the initial intention to reach agreement on the stage.and whether people using online payment most bepaid succedss is safe.e - commerce and online transactions in recent years has achieved a larger development, but there are many problems.one of the online payment is becoming China's development of electronic commerce.effects of online payment for the development of many factors, factors can be divided into technical and non-technical factors.due to our information technology development, so a relatively late in the development of online payment in respect of certain technical difficulties.

电子商务是人类社会发展史上的又一次革命，在电子商务中，网上支付是其关键一环。只有实现了网上支付，才能进行真正意义上的电子商务交易，否则电子商务只能停留在网上信息发布与搜索、初步意向达成和草签协议阶段。而人们是否采用网上支付最主要考虑的因素就是安全。我国电子商务和网上交易近年来取得了较大的发展，然而也存在很多问题。其中网上支付正成为我国电子商务发展的瓶颈之一。影响网上支付发展的因素很多，可分为技术性因素和非技术因素。由于我国信息技术发展起步较晚，因此在发展网上支付方面存在一定的技术困难。

Among the other worlds orbiting Bespin's star are Miser, Orin and the Velser's Ring asteroid belt.

其他围绕贝斯平的恒星旋转的星球是米瑟、奥林和维尔瑟的环状小行星带。

Double bevelled oil control ring

双坡口油环？

Bicyclic ring porous filler and composite filler in the sewage treatment process substantially the same.

多孔环填料和组合式双环填料在污水处理过程中大体相同。

This indicates that the IE of these aza-aromatic bicyclic molecules increases with the number of the N atoms. This finding may be attributed to the nature and the N atoms in the five-membered ring.

表示因为氮原子具有较大拉电子的能力，因此五角环上具有较多的氮原子会使得分子具有较高的游离能。

Methods Eight bigeminal pregnant ewes in latter 2nd-trimester and 3rd-trimester were taken into the research of fetal cardiac intervention. Under continuous ultrasound guidance, advanced an cannula and stylet needle through the maternal abdomen, uterine wall, and fetal lamb chest wall and into the fetal LV, then imitate human balloon aortic valvuloplasty at valve ring level.

以8只中后期双胎妊娠黑山羊为研究对象，在超声引导下经皮/子宫穿刺胎羊左心室，并在主动脉瓣水平模拟人类主动脉瓣球囊扩张术，从而建立胎儿宫内心脏介入手术动物模型，从动物准备、术中胎羊体位、穿刺部位选择、介入技术要领、超声使用、胎羊保温、胎盘脐带保护等方面进行探讨总结。

Bilboquet, Ring and pin or Kendama.

比尔博凯，戒指和针或剑玉。

The invention comprises a cyclopalladated catalyst with axial chiral binaphthyl backbone containing phosphine ligand as well as the synthesis thereof, and the application of the catalyst with cyclopalladated catalyst with axial chiral binaphthyl backbone containing phosphine ligand with a similar structure to the hetero atom norbornadiene ring cleavage reaction through an asymmetric catalytic organic boron agent.

本发明包括一类具有轴手性联萘骨架含膦配体的环钯催化剂及其合成，以及其与具有类似结构的轴手性联萘骨架含膦配体的环钯催化剂在不对称催化有机硼试剂对杂原子降冰片二烯开环的应用。

The Xray diffraction analysis of the compounds (3) and (4) shows the presence of an intramolecular coordination of oxygen to the tin atom giving rise to a fivemembered ring in which the metal exhibits a distorted trigonal bipyramidal geometry.

并通过X-射线衍射测定了（3）和（4）的晶体结构，其空间群均为P2〓/c，晶胞内分子数Z=4，分子结构是以锡原子为中心金属原子、含分子内O→Sn配位键五员环的扭曲三角双锥结构，碳碳双键的两个氢是顺式构型。

Gregg and Daulton have been fast friends ever since Gregg's phenomenal comeback to win the $3,000-a-man banks ring game at the 2005 Derby City Classic and had an entertaining and blisteringly offensive bout.

格雷格和道尔顿已快速的朋友自格雷格的惊人东山再起，赢得3000美元一男子银行响的游戏在2005年德比市的经典了娱乐性和进攻性blisteringly布特。

These rules reflect some inherent feature of self and nonself, and they are the basic detection criterion of GECISM.

这些规则反映了"自我"和"非我"的内在特征，是GECISM进行"非我"检测的判据。

Until today, the media from China and the outside world still uses the term "Post 89". Regardless to whether it is for commercial gimmick or convenience, everybody still remember "Post 89", a term which carries a strong Cantonese accent.

时至今日，国内外艺术媒体还是在沿用&后八九&这个称谓，不管当初是为了商业噱头还是容易上口好记，反正大家现在是记住了&后八九&这个广东口音很重的词。