查询词典 laser beam

Equipment ability: imported portable testing equipments, 1027-radon detector, CO infrared analyzer, cp 3800, TSP-large flow PM10 sampler, UV8500 double beam UV-visible spectrophotometer, air sampling device, laser dust particle counter, hot-anemometer, air particle counter, Stone and other radioactive detector.

设备能力：测氡仪、CO红外分析仪、气相色谱仪、TSP-PM10大流量采样器、双光束紫外可见分光光度计、大气采样器、浮游微生物采样器、激光尘埃粒子计数器、热球风速计、空气粒子计数器、石材放射性检测仪等。

Thermal effect of laser windows on the beam divergent angle.

激光窗口热效应对光束发散角的影响。

When beam divergence angle ≤0.5 mrad,active laser is better than infrared detection.

本研究为实施天基目标的瞄准探测提供了一条新的途径。

Theory analysis and computer simulation show that the precision and focus of star tracker, the divergence angle of down beam influence the probability of laser link setting up.

理论分析和计算机仿真都表明，星敏感器的测量精度和焦距，下行信号光的束散角将影响激光链路成功建立概率。

The invention relates to the measurement field and solves the problem that no method is available for accurately measuring the included angle between the laser emission shaft and the mechanical reference surface in an optical test system with small beam divergence angle and strict requirement for pointing control accuracy.

本发明涉及测量领域，它解决了在光束发散角小、指向控制精度要求高的光学测试系统中，激光发射轴与机械基准面的夹角需要严格测出，目前并无方法对其进行测量的问题。

The optimum input power density is presented by analyzing and calculating the discharge tube gas temperature of a 100 W copper vapor laser to avoid the "black center of beam".

通过对百瓦级铜蒸汽激光器放电管内气体温度的分析计算，给出了百瓦级器件为防止&黑心&现象输入功率密度的最佳值。

So with the same pump beam, it is easier to achieve laser radiation for random media with higher filling densities of scattering particles.

因此，在同样的抽运激励下，颗粒填充密度越大的随机增益介质越容易产生激光辐射。

Improving the beam quality of pump laser is critical to get a high quality stokes seed and develop the performance of Raman generator.

最后进行了非聚焦斜入射泵浦宽带喇曼放大的初步实验，得到15倍的斯托克斯能量放大和接近40倍的功率放大比率，放大斯托克斯种子光脉宽被压窄2.6倍。

In theoretical research by introducing pump and cavity beam distribution functions, we obtain the input and output relationship under stable conditions and analyze the effect of the distance between the laser diode and crystal medium on the pump threshold and slope efficiency.

理论上通过引入端面泵浦光场与振荡光场的分布函数，得到稳态条件下输入输出特性，分析了泵浦光焦点位置对泵浦阈值及斜效率的影响和在不同泵光功率下的最佳光斑大小及透过率。

The stability conditions of Tm:YAG laser resonators and mode matching between the pump beam and the cavity mode were analyzed by using the ABCD matrix.

同时， 利用ABCD矩阵分析了平凹腔和双凹腔的腔型稳定条件和模式匹配情况。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。