查询词典 beam splitter

The results showed that the output beam was Gaussian while the center of the envelope shifted, the shift magnitude was determined by angle errors and beam size.

研究表明：出射脉冲仍然是高斯型脉冲，但包络中心发生偏移，偏移量由角度偏差最和光束口径决定。

It is possible to trap transversely the double-layer spherical particle with absorption on the axis of the incident Gaussian beam and on a circle centered at the optical axis for different axial offsets of sphere center from the beam waist as well.

在一定条件下，带吸收的双层球形微粒可以被俘获在光轴上，也可能被俘获在中心在光轴上的圆环上。

By moving electron beam, we guide the deposition of a-C into the center of electron beam, so as to get the desired nanostrucures, such as nanowire, nanosopts, etc.

通过移动电子束，引导无定型碳不断地趋向束斑中心而沉积，从而生长出我们想要的纳米线、点等结构。

Aiming at mid-column with crane beam in gabled frames,three projects are compared to prove that it is most economic to take advantage of the crane beam to setup knee bracing as the reliable lateral support,thereby to minimize the out-plane effective length.

文中针对设有吊车梁的门式刚架中柱，对3种设计方案进行比较，证明利用吊车梁设置隅撑，为中柱提供可靠侧向支承点，从而减小其平面外计算长度，该方法最经济实用。

Haihe River Bridge opened by the East and West Approach and the main bridge consists of three parts, the main bridge structure is designed to enact rotary steel beam, the net cross 68 meters, turning radius of 35 meters, beam rotation angle of 85 degrees, at the international bridge in the same belong to large-scale, long-span bridges of legislation to open one of the rotor.

海河开启桥由东西引桥和主桥三部分组成，主桥结构设计为立转式钢结构悬臂梁，净跨68米，转动半径为35米，梁端转动角度为85度，在国际同类桥梁中属于大规模、大跨径的立转式开启桥之一。

The plate beam finite element method of spatial computation is presented for the plate rib T-beam bridge with multi-rib.

由此提出了板肋式多肋T梁桥空间计算的板梁有限单元法。

Proceeded for beam strength and stress; analysis and checking calculations are made of Traverse beam and surface plate.

将所推荐桥梁进行了全面的计算分析，利用横向分布系数确定活载分布，求得上部结构主梁的内力，从而确定主梁配筋，然后进行主梁强度和应力验算，并分析验算了横梁和桥面板。

The energy threshold of the first Stokes is calculated according to an approximate theory including the effect of focused pump beam and beam quality.

根据考虑泵浦聚焦和泵浦光束质量影响的近似拉曼散射理论计算了泵浦阈值的理论曲线，并与实验数据和有关文献进行了比较。

There exists a maximum for the amplification of high-power Stokes beam which is restricted by the energy of pump beam, the absorption coefficient of medium and the length of medium cell, etc.

通过优化介质池长和介质吸收系数等参量可以提高斯托克斯光放大的最大值，并获得较高的能量提取效率。

RS comply with the special growth law,does not have" threshold "characteristics.lt depends not only on the intensity of pump beam but also on the intensity of Stokes beam itself.

tokes束的增长不仅依赖于泵浦波的强度，而且也和自身的强度有关系。

However it can often be frust ating for a child when people are unable to pronounce their name.

但它往往可以令人沮丧的一个孩子当人们无法断言他们的名字。

All these compounds were obtained from this genus for the first time. Compound, 4-cumylphenol, was a new nature product.

所有化合物均为首次从本属海藻中分离得到，其中4cumylphenol为新天然产物。