讨论了采用不同的电磁多极场作为动态校正器的可能性.推导了圆形校正透镜、偏转校正场和四极、六极校正场引起的附加象差的公式.The possibility of dynamic aberration correction by using electro - magnetic multipole fields is discussed....
The author enumerates some problems, analyzes their causes and finds out solutions.笔者列举了其中的一些问题, 分析了它们的原因,并提出了解决办法.The enumerates the financing channels, manners, and characteristics of our SMSE.列举了我国中小软件企业融资的渠道 、 方式及其特点...
伦敦时装周将是一场活力四射的盛会。London Fashion Week will be a sparky affair.彩旗增添了盛会的欢乐气氛。The colourful flags added to the gaiety of the occasion.女王出席了在皇家音乐厅举行的音乐盛会.The Queen attended a gala concert at the Royal Festival Hall....
外墙看起来一刮强风就会倒塌。The outer walls looked likely to tumble down in a stiff wind.房子外墙需要油漆。The exterior of the house needs painting.建筑物的外墙the external walls of the building...
它正用它的长嘴撞击着铁丝导线, 他想.He is hitting the wire leader with his spear, he thought.在导线测量中, 下午对向观测垂直角应该是容易安排的.In a traverse, afternoon reciprocal angles should be easy to arrange.后者引起的误差取决于导线的距离和直径.This last error depends on the...
Both mother and daughter, who have requested anonymity, are doing fine.这对不愿意透露姓名的母女俩目前情况良好。Mr Dennis said he had requested access to a telephone.丹尼斯先生说他已经请求使用电话。They requested sappers to mend bridges or remove mines.他们要求...