The diffusion distances of resinous liquid in dentin at the introduced time of 30, 60 and 90s with file, smooth broach and cotton reservoir were investigated in the in vitro experiments.

The failed keyway broach was analysed by chemical analysis, hardness testing and metallograph-ic examination.

对断裂单键拉刀进行了化学成分分析、硬度测定和金相检验。

Analysis on earlier fracture of keyway broach

单键拉刀早期断裂分析

Initiation, propagation and termination of the polymerization of butadiene catalyzed by Fe ( naph)_2 Al ( I Bu)_3 Halides system have been investigated.

本文考察了Fe（naph）2-Al（i Bu）3卤化物体系催化丁二烯聚合的链引发、链增长和链终止反应。

Ring opening alternating copolymerization of phthalic anhydride and propylene oxide by nd ( naph) 3 al ( I bu) 3

Nd（naph）3-Al（i-Bu）3催化邻苯二甲酸酐与环氧丙烷交替共聚

Polymerization of butadiene with ni ( naph)_2 al ( I bu)_3 bf_3 · roh catalyst system

Ni（naph）2Al（i Bu）3BF3·ROH体系催化丁二烯聚合Ⅰ丁二烯的聚合行为

Study on Synthesis of cis 1,4 polybutadiene with ndcl_3 · tbp al ( I bu)_3catalyst system

NdCl3·TBP Al（i Bu）3催化体系合成高顺式聚丁二烯的研究

The main reduced product of Ni ( naoh) 2 by Al ( I Bu) 3 was Ni 0;

得出Ni（naph）2被Al（i－Bu）3还原的主要产物是Ni0；

The reaction of FeCl 3 and Al ( I Bu) 3 produces colloidal particles.

Al（i-Bu）3以缔合状态存在并解离成离子对，它与FeCl3作用是形成胶粒的主要反应；

Study on phase state of FeCl 3 al ( I bu) 3 phen catalyst system for Butadiene Polymerization

丁二烯聚合反应用FeCl3-Al（i-Bu）3-Phen催化剂体系相态的研究

One very much bustles about all day oneself, the time does not remember you for oneself!

让自己一整天都很忙碌，不给自己时间去想起你！

Remember: Keep oneself, elimination enemy that it could be better!

记住：保存自己，才能更好的消灭敌人！

Because I don't remember doing anything to get you this mad at me.

我实在记不起做了什么让你这么生气的事

You could turn and go back to the last thing you remember doing with your whole heart.

你可以回头，回到你记忆中上一次全心全意做的那件事当中。

I don't even remember doing it!

我自己都不记的我干过！

I don't remember doing any work this weekend.

我不记得周末有赶工。

I got some good shots of people at the party.

我给参加聚会的人拍了几张精彩的照片。

I had some idea of what the job would be like.

我对于这份工作有了一些了解。

By the combination of theoretical analysis, empirical research, and design practice, complete the subject of mobile application development for the tour pal based on LBS for technical support, provides the way to self-seeking method of the tour pal outdoor activities.

通过理论分析、实证研究、设计实践相结合的方式，完成以LBS为技术支持的驴友移动应用开发课题，为驴友户外驴行的自我寻求方法提供了实现途径。

On the latter, Prof Sinn argues, rightly, that rescue packages must include "haircuts" for creditors.

对于后者，辛恩的主张十分正确：援助计划必须包括为债权人“削发”。

An English recruit serving in the Royal Irish Constabulary to combat Sinn Fein in 1921.

1921年在爱尔兰王室警察队服役以抗击爱尔兰新芬党的英国新兵。