查询词典 titanium

In this thesis, we reported ZrCl_4 and BiCl_3 catalyzed hydroamination of alkenes and the synthesis of two titanium imido compounds.

本文报道了用ZrCl_4和BiCl_3催化的烯烃的氢胺化反应的研究和两个含钛氮双键络合物的合成，全文共分为三大部分： 1。

The reaction of sodium alkylcycloperitadienide with metal chlorides gave derivatives of bisdichlorides of titanium, zirconium and hafnium where alkyls were n-propyl and n-butyl.

本文报导烷基环戊二烯基钠与金属氯化物反应合成钛、锆和铪的双金属二氯化物以及通过卤素交换制备双钛的二氟化物的方法。

The use of titanium has the potential to achieve significant reductions in the mass of systems as compared to steel analogs.

和钢铁材料相比，钛的应用根能有效地减轻系统重量，具有很大的潜力。

Xi'an Taijin Industrial Electrochemical Technology Limited Company has a history of over 20 years in this field titanium anodes, forming a complete set of research, production, testing system..

西安泰金工业电化学技术有限公司在此领域钛阳极的研究已经有20多年历史，形成了一套完整的研究、生产、检测体系。

Guangzhou 510650, P.R.China）Abstract: A new type of photoelectrode was innovated by anodising titanium mesh in H2SO4 solution and named Ti/TiO2 mesh electrode.

摘 要：采用电解氧化金属钛网的方法制备新型光电极Ti/TiO2，采用X射线衍射仪、激光拉曼光谱仪与扫描电镜测试电极的表面晶体结构与表面形态。

Atomic Aquatics T1 Titanium offers a performance that places it at the top of the group ...

Atomic T1钛合金调节器所提供的优越性能，使它高居测试族群之冠。。。

Finally, we found that cycl[3.2.2]azines can be synthesized by carbonyl-couplinreactions using low valent titanium compounds from indolizinecarbaldehydderivatives.

最后，本文由中氮茚甲醛衍生物通过低价钛偶联反应，合成得到了cycl[3.2.2]azines，这是一条全新的合成cycl[3.2.2]azines的方法。

Head-fi.org 的认证 The KSC75 and PortaPro have the same driver but the KSC75 got a titanium cover on its driver that makes it sound brighter, more detailed but less bassy .

----KSC75与PP有同样的驱动单元，但是KSC75上面镀了一层钛在他的单元上面，这使得它听起来更明亮，更细节，但是少了几分低音

You have probably heard of the benefits of titanium bracelets from other people.

你可能听说过其他人的利益，钛手镯。

On the small screen, these robots in disguise were more than cartoons, they were towering titanium gods, massive in their machine carapaces: tractor trailers, cop cars, fighter jets.

在小屏幕上，这些可以随时变形的机器人不仅仅是卡通人物，他们还是杰出的泰坦巨人，包裹着结实的机器外壳的拖车、警车、喷气式战斗机。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。