查询词典 beam

The beam propagation is improved by vacuum the downstream of the beam drift tube, and the beam can transport over 60cm.

虚火花电子束，电子束的直径小，方向性好，适合用于小型化自由电子激光器。

Using one detector and few electronic elements, the invention realizes detecting azimuth and pitch angle of incident beam in high speed, and large field of view. Beam-splitting for incident beam is not needed.

本发明中使用一个探测器及少量电子元件就能实现对入射光束的方位和俯仰角进行高速度、大视域的检测，并不需要对入射光束进行分束。

Defining a Tapered Beam）.The beam elements are based on Timoshenko beam theory, which is a first

单元基于铁木辛哥梁理论，这个理论是一阶剪切变形理论；横向剪切应力在横截

A new system was proposed for measuring magnetic properties of films using surface magneto-optical Kerr effect,which uses a He-Ne laser as a light source,intensity stability of 5 %,with the beam split into two parts,one used as the signal beam and the other reference beam.

1引言表面磁性以及由数个原子层所构成的超薄膜和多层膜磁性，是当今凝聚态物理领域中的一个极其重要的研究热点。而表面磁光克尔效应谱作为一种非常重要的超薄膜磁性原位测量的实验手段，正受到越来越多的重视。

That's the first difference between a beam of ordinary light and a laser beam.

这是第一个不同点在普通光束和镭射光束之间。

Well, those are the three differences between a beam of ordinary light and a laser beam.

好了，那些是三个不同点在普通光束和镭射光束二者之间。

Ii an alteration of course towards a vessel a beam or abaft the beam .

除对被追越船外，对正横前的船舶采取向左转向

When avoiding action consists of an alteration of course, so far as possible, do not alter the course to port for a vessel forward of the beam, other than for a vessel being overtaken, or do not alter the course towards a vessel abeam or abaft the beam.

通过改变航向方法避让应尽可能早进行，在船头交汇时不可向左侧打舵。

The presented concept of "beam-distance acoustic image" and "beam-depth acoustic image" provide torpedo near field control and guide characteristics.

提出目标近场波束-深度和波束-距离二维声图象的概念，为鱼雷末制导阶段提供了目标近场回声二维特征。

YM-tensioned anchor client 1, YM strand tensioned anchor client system includes: YM15 anchor (for §15.2,§15.7mm strand) YM13 anchor (for §12.7,§12.9mm Steel Stranded) BM15, BM13-type flat anchor YMZ15, YMZ13-ring anchors (applied to the structure of cyclic stress) 2, YML Series connectors include: single as used prestressing tendon lengthening, usually with in pre-tensioned law; porous as the next long prestressed beam, normally used in the continuous beam. 3, P-type anchorage system for P-type anchorage system includes extrusion anchor (from compression set and a triangle composed of copper wire extrusion spring), anchor anchor plate, spiral reinforcement, constraint circle bellows.

YM张拉端锚具1、YM钢绞线张拉端锚固体系包括：YM15锚具（适用于ф15.2、ф15.7mm钢绞线）YM13锚具（适用于ф12.7、ф12.9mm钢绞线）BM15、BM13型扁锚YMZ15 、YMZ13 型环锚2、YML型系列连接器包括：单孔作为接长预应力筋用，通常用于先张法中；多孔作为接长预应力束，通常用于连续梁中。3、P型锚固体系P型锚固体系包括挤压锚具（由挤压套和三角形铜丝挤压簧组成）、锚固锚板、螺旋筋、约束圈、波纹管。

It was just a normal day of school

那只是上学的普通一天

Which is a very good reference in this issue.

这是一个在这个问题上很好的参考。