查询词典 beam splitter

Further more, the intensity distribution of output beam of single fiber and multi-fiber coupled laser diode is discussed. The pumping effect is studied by using the model of flat-topped beam.

在此基础上结合实际，讨论了单根光纤和多根光纤耦合LD的输出光束的光场分布，并利用已建立的平顶光束模型分析了它们的泵浦特性。

In this design, we have the total construction layout, such as from basic to the main, from the column and beam to the floor, masonry; another breakdown of the process, such as the support beam template, the Bangzha steel, concrete pouring, Also joined the safety management, construction and other projects of civilization, so that our construction design more comprehensive, concrete, to facilitate construction.

在本设计中，我们有总的施工布置，如从基础到主体，从柱、梁到楼板、砌体；又有分项的工艺流程，如梁模板的支撑、钢筋的绑扎，混凝土的浇筑，还加入了安全管理、文明施工等项目，使我们的施工组织设计更加全面、具体、便于施工。

Calculate by hand at first, finish loading and calculating; Electricity regard as begin, finish floor, times of calculation of roof beam, The floor matches the muscle, the form construction drawing of roof beam.

首先进行手工计算，完成荷载计算；电算开始，完成楼板，次梁的计算，楼板配筋，梁表施工图。

Based on the compressibility, viscosity resistance and the working house system's deformation etc, flow equations of distribution spool, hydraulic tube and fluid cylinder for 300 MN die forging hydraulic press were established, and dynamics equations of moving beam and upper beam were established based on analysis. The dynamics mechanical-hydraulic coupling model of driving system was established.

考虑流体的可压缩性、粘性阻力及工作框架系统变形等因素，采用解析法建立300 MN模锻水压机动梁驱动系统分配阀口、液压管道、液压缸的流量方程以及动梁和上横梁的动力学方程，得到驱动系统的动态机液耦合模型。

Based on the compressibility, viscosity resistance and the working house system's deformation etc, flow equations of distribution spool, hydraulic tube and fluid cylinder for 300 MN die forging hydraulic press were established, and dynamics equations of moving beam and upper beam were established based on analysis. The dynamics mechanical-hydraulic coupling model of driving system was established.

摘 要：考虑流体的可压缩性、粘性阻力及工作框架系统变形等因素，采用解析法建立300 MN模锻水压机动梁驱动系统分配阀口、液压管道、液压缸的流量方程以及动梁和上横梁的动力学方程，得到驱动系统的动态机液耦合模型。

First, second and third position sensor controllers control the focus servo to focus the He--Ne laser beam on the glass substrate in response to the pit width of the glass substrate by sensing the laser beam for focusing reflectedupon the glass substrate.

此聚焦系统利用第一、第二、第三光点位置敏感器去控制氦一氖雷射，使其能够在玻璃基板上产生正确的凹坑宽度，而第一、第二、第三光点位置敏感器即藉著聚焦在玻璃基板上反射而回的氦一氖雷射作为聚焦控制。

Solid laser power supply acts as the electrical pump source that produces energy to inert gas discharge lamp to obtain the output of laser beam, so, it is one of the most important parts of the laser machining equipments and decides the overall performance of laser beam.

固体激光器电源作为提供能量给惰性气体放电灯以便获得大功率激光输出的电泵浦源，是激光加工设备中最重要的部件之一，是决定激光器整体性能的重要因素。

While the construction of the high precision measuring device cannot be rigid enough to keep within the demanded limits in the orthogonal direc- tions to the line gauge beam under various loading condi- tions of the device to be measured, length indicators mounted on separate supports to control lateral displace- ments contacting the horizontal and vertical beam faces are added.

而建设 高精度测量装置不能刚性不够为了保持内部要求限制在正交目录筹措到线衡量光束下不同加载条件-筹措的器件测量，长度指标安装于单独的支持，以控制侧向位移-自1912年接触横向和纵向束面补充。

Is the lifting of heavy machinery member of the Association, specializes in double-beam cranes, gantry crane, single-beam cranes, electric hoist, grab, the bridge machine, loading bridge, a track machine, hoist and explosion-proof , Frequency, insulation, electrical, metallurgical casting series of design and manufacture and installation.

正大起重有限公司是中国重型机械协会会员单位，专业从事双梁起重机、门式起重机、单梁起重机、电动葫芦、抓斗、架桥机、装卸桥、过轨机、启闭机及防爆、变频、绝缘、电磁、冶金铸造等系列的设计制造及安装。

Based on Euler-Bernoulli beam in elastic half space and its dynamic solution under moving loads, the solution of reaction force between ground surface and beam is presented.

用弹性半空间Euler-Bernoulli梁及其在移动荷载作用下的动力解，得到地基表面与梁之间的接触反力解答。

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。