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Based on the calculation method of deflection of castellated beams ,this paper presents a practical reduced formula for deflection calculation.

在介绍蜂窝梁挠度计算的基础上，提出了一种实用简化的挠度计算方法，并通过3根蜂窝梁试验，验证了简化计算公式的可行性。

In order to ascertain the worst section under various load cases, this paper studies and analyses the stress distribution on the hole edge of the circular hole castellated beams under loads acting.

研究分析了圆形孔蜂窝梁在荷载作用下孔周边的应力分布，确定了在各种荷载状态下的最不利截面。

Based on polarization state conversion, a technique for coaxially coherent combination of laser beams is introduced.

基于偏振转换原理，提出了一种相干光束同轴合成技术，多束激光可以同轴耦合为一束激光，具有较高的合成效率和良好的光束质量。

Laser beams can be coaxially coupled into one beam with high combination efficiency and perfect beam quality.

提出了一种基于主振荡能量放大结构的偏振光术合成系统，分析了单元合成效率和系统合成效率。

Iron nitride was obtained by the mixing technology with laser and plasma beams nitriding coaxially on the surface of iron in atmosphere.

采用激光和氮等离子体混合方法在大气气氛下对铁样品表面进行处理，获得了铁氮化合物表层。

This system effectively combines several individual laser beams coherently into a single beam in phase.

这个系统有效地将几个独立的激光光束连贯地整合成一个单一激光光束。

The experimental results demonstrated that two beams MPPC is not only the lowest threshold, but also the largest phase conjugative reflectivity comparing to SPPC in KNSBN crystal.

实验结果表明波耦合效应不仅可以降低这种器件入射光强的阈值、扩大入射角的范围以及缩短SPPC响应时间，而且可以获得比其它类型SPPC更大的共轭光反射率。

The influence of polarization variation of one pump beam on the performance of a "bridge" mutually pumped phase conjugator has been investigated The reflectivity, transmission, and response time were measured for different polarizations and different intensity ratios of input beams.

3讨论了在&桥&式互泵浦相位共轭器中泵浦光偏振态的改变对相位共轭器输出特性的影响。

The beam conversional properties of Gaussian beams through a telescope-lens system were deduced based on parameter q and ABCD law.

运用q参数和ABCD定律，推导了高斯光束经望远镜和薄聚焦透镜组合系统的聚焦特性的变化规律，并对其进行了数值模拟计算。

In this paper, a new method of obtaining multi-coherent-beams by UR90 resonators coupled with forward-mode was given, by which a problem was called "detune" existing in method of backward-mode was resolved, and the reliability of system was enhanced obviously.

用多个UR90腔进行正向模耦合的方法来产生多束相干的激光，解决了反向模耦合中存在的失谐问题，可以大大提高系统的可靠性。

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％。