查询词典 at the beginning of

At the beginning of the 20th century there were over 100,000 cheetahs in Asia and Africa.

20世纪初，在亚洲和非洲约有超过10万只印度豹。

I picked many conches in at the beginning of island seashore, including inside to hide a little crab.

我在初岛的海边捡了许多海螺，其中有一个里面躲着一只小螃蟹。

At the beginning of 1990"s, backstepping was developed by Kokotovic and his copartners, it is a kind of circulative nonlinear design method that uses systematic way to construct feedback method and simultaneous correlative control Lyapunov function and so more and more scholars pay attention to it. Because it has very good flexibility, people can use "good" nonlinear item through introducing nonlinear damping to control "bad nonlinear item. Now backstepping design method is one of the most effective methods to settle control problems in nonlinear system with uncertainty.

20世纪90年代初，出现了以Kokotovic及其合作者发展起来的backstepping设计方法，它是一种运用系统化的方式同时构造反馈控制律和相关联的控制李雅普诺夫函数的循环非线性设计方法，近年来引来了越来越多的学者的高度重视，它具有很好的设计柔韧性，设计者可利用&好的&非线性项，通过增加非线性阻尼来控制&坏的&非线性项，是目前解决不确定非线性系统控制问题的最有效途径之一。

Founded at the beginning of that is committed with great concentration Antiscaling ultrasonic descaling technology research work.

公司成立伊始即潜心致力于超声波防垢除垢技术的研究工作。

Be in Nanjing on each student forum of big college, it is early at the beginning of July already had " 90 hind " the new student logins, seek advice from accommodation to elder sister of division of senior fellow apprentice, anthology class, divide into classes wait for all sorts of problems.

在南京各大高校的学生论坛上，早在7月初就已有&90后&新生登录，向师兄师姐咨询住宿、选课、分班等各种问题。

At the beginning of July 2006, I came to the garbage disposal plant of Chenzhou of Hunan province to work as a summer worker.

2006年7月初，我到湖南省郴州市垃圾处理场做暑期工。

In the UK we have local directory of residential number and at the beginning of that book is a list of helpline numbers.

在英国，我们有当地居民的电话号码薄。本子的开页就是热线电话表。

So said Vice Premier Wan Li, 64, at the beginning of an hourlong meeting in Peking's Great Hall of the People.

高大、和蔼、满头银发的万被广泛认为是中国新政府中总理赵紫阳以下最重要的官员。

We're moving house at the beginning of March.

我们在三月初搬家。

At the beginning of newspaper origination, news used many literarily writing styles. The literature track was very much strong. Some of news was actually novels.

报纸创办之初，新闻采取了不少小说笔法，文学色彩很浓，一些新闻实际上就是小说。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。