光束

The research development of laser beam quality factor.

激光光束质量因子的研究进展。

The laser beam quality is a topic of current interest.

激光光束质量是一个很有现实意义的论题。

In the research of laser countermeasure technology, laser beam drift is the inherent character of laser weapon system.

摘要在激光对抗技术研究中，激光光束的漂移是激光武器系统的固有特性。

Laser beam' s acqusition, pointing and tracking is one of key technologies of free space optical communication.

光束的捕获、对准和跟踪是自由空间光通信中必须解决的关键技术之一。

Based on the simulation scene, tracking and identifying process of dynamic laser beam pointing system is studied.

基于仿真场景，对激光动态光束定向系统的跟踪识别过程进行了仿真研究。

Some aspects of laser beam quality.

对激光光束质量一些问题的认识。

The effect of laser beam characteristics on laser processing.

高功率激光光束特性对激光加工的影响。

We describe the experiment of an ordinary process, including the setup , crystal lattice constant and beam structure, the relationship with the wavelength of the laser, how to choose the light source and the polymer.

对一般激光全息光聚合制作二维周期结构进行了实验描述，包括：实验光路，晶格常数与光束构型、激光波长的关系，光源与光聚合材料该如何具体选择等。

Based on the law of reflection, using the rotation polygonal mirror and the second reflection mirror, the linear scanning of laser beam is realized by the novel scan system.

根据光线反射定律，提出了采用多面转镜和二次反射面相互配合来实现光束在屏上线性扫描的系统模型。

If you don't have a crusher crane, and you have a sickle, bullfrog, or apocalypse tank which is almost dead, recycle it by leeching its weapon and applying it to the hammer tank.

如果你如果你没有起重机，而你有一个快死的镰刀，牛蛙或者天启，可以用吸取光束回收它的武器，为铁锤所用。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。