查询词典 beam splitter

Result proof, this method can hold taller beam gain in direction of many expectation signal, in interference at the same time signal direction forms very deep beam to cave.

结果证实，该方法能够在多个期望信号方向保持较高波束增益，同时在干扰信号方向形成很深的波束凹陷。

Slit mechanism can limit the beam angle, hold excrescent light and select wavelength on Beam Line. The opening width of the exit slit determines bandwidth of wavelength to be measured, and has a direct influence on resolution and photon flux of optical system.

狭缝装置在光束线上起着限定光束张角，阻挡杂散光，波长选择等作用，狭缝的宽度决定了待测辐射的波长带宽，直接影响着光学系统的分辨率和光通量。

Experimental results of new type joints between the column and the steel beam of concrete-filled rectangular steel tubular under reversed cyclic loads are presented. The earthquake resistant capacity of the joint is influenced by infilled concrete, stiffener length and relative dimensions of column and beam.

介绍了新型方钢管混凝土柱与钢梁节点在低周反复荷载作用下的试验结果，分析了内填混凝土、加劲肋长度和梁柱相对尺寸等对节点抗震性能的影响。

The concrete composite box net joint floor is one kind of new-style floor. It is composed of the small prefabricated component with the cast-in-place concrete rib beam. The box and rib beam form a whole structure that has continuous box section and undertake the load together.

混凝土叠合箱网梁楼盖是一种新型的楼盖形式，是由小型预制构件与现浇混凝土肋梁结合成具有连续箱型截面的整体结构，箱体与肋梁共同受力。

Using the software of ansys, this thesis compares and analyzes the seismic behavior of the joint of cold-formed rectangular tube-steel column and H-shaped beam and the joint of welding box column and H-shaped beam, in order to research the influence for the cold forming process of the cold-formed rectangular tube-steel column.

利用大型通用有限元分析软件，对冷弯矩形钢管柱与H型钢梁连接节点与焊接箱形钢管柱与H型钢梁连接节点的抗震性能进行对比分析，探讨出冷弯矩形钢管的特性对节点抗震性能的影响。

It was pointed out that the calculation formula for stress of laminated beam without pin joint in interlayer under bending experiment from relevant literature is wrong, and the calculation formulas for bending stress of laminated beam with or without pin joint in interlayer were rederived.

指出了有关文献推导出的上下梁层间无销钉连接叠层梁弯曲应力计算公式是错误的，重新推导出了上下梁层间无销钉连接与有销钉连接的叠层梁弯曲应力计算公式，对学生正确理解和认识叠层梁弯曲实验有理论指导意义。

While this exercise can be done on a thick length of chain, a tightrope, or even a two-by-four suspended on a pair of sawhorses, the ideal tool is a standard gymnastic balance beam. Stand on the beam on the ball of one foot, lifting the other leg and using it and your arms to find a balance point.

用一只脚的圆形部位站在杆上，举起另一只脚然后用手臂来保持平衡，当你已经可以自由运用，尝试站著时，另一只脚伸到后面抬得愈高愈好，同时身体往前倾，只用你伸出去的那支手当平衡器免得脸摔到地上。

And the major subject in designing an intense-beam proton linac is to control beam losses to a very low level.

我国科学家早已注意到这一新动向，结合我国核电发展需求的现实，提出了洁净核能系统开发研究的新课题。

Overall, this dissertation makes the following initiatives: The beam chopper remains one of the key and difficult points in all of the proposed intense beam proton linacs in the world.

综上所述，本论文体现了如下创新之处：用于强流质子直线加速器的束流切割器，在国际上同类加速器的设计中，目前仍是一个重点和难点。

After carries on the load computation and the component section estimate, selected a pin frame to carry on the computation, the computation content including the frame beam column section size selection and the line rigidity computation; Dead load, live load, under earthquake function Liang Duan, column end moment, shearing force computation; Frame endogenic force combination; The frame beam column matches the muscle computation; The staircase matches the muscle computation and the foundation matches the muscle computation.

在进行荷载计算和构件截面估算后，选取了一榀框架进行计算，计算内容包括框架梁柱截面尺寸的选取及线刚度的计算；恒载、活载、地震作用下梁端、柱端弯矩、剪力的计算；框架内力组合；框架梁柱配筋计算；楼梯配筋计算及基础配筋计算。

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。