查询词典 beam splitter

The plan of renovation process is put forward out and accepted by the producers and customersthrough the experiment and analysis on the out of square in the end of hot-rolled H-beam.

通过对热轧H型钢翼缘内并外扩缺陷整修的试验和分析，提出了整修工艺方案，并在实践中得到了生产厂和用户的认可。

High-frequency welding H-beam and side pipe moment.

高频焊接H型钢及方矩钢管。

The effect of rough rolling on mechanical properties and microstructures of H-beam (55C steel) for offshore oil drilling platform was studied.

在实验室研究了粗轧工艺参数对海洋石油平台用H型钢（55C钢）力学性能和显微组织的影响。

The plan of renovation process is poined out and accepted by the producers and customers through the experiment and analysis on the out of square in the end of HR H-beam.

通过对热轧H型钢翼缘斜度超标缺陷整修的试验和分析，提出了整修工艺方案，并在实践中得到了生产厂和用户的认

With the rapid development of China's economy, H-beam that the twenty-first century new, environmentally-friendly U.S.¨gradually being recognized, accepted, its application field will be more and more broad.

随着我国经济的飞速发展，H型钢这种二十一世纪新型、环保型建筑用材逐渐被大家所认识，接受，其应用领域将越来越广阔。

The model is used to analyze factors affecting the rolling force of multi-pass H-beam rough rolling process,and the experiential formula was con...

利用该模型对Q235材料H型钢多道次粗轧过程进行了四因素三位级的虚拟正交实验，研究影响其轧制负荷的主要因素，建立了经验公式。

After Tesla fired his particle beam, he waited anxiously for some communication from Peary.

发射后 ，特斯拉他粒子束，他焦急地等待一些沟通从皮尔。

Considering the design parameters of the BEPCⅡ, in the case of one cavity type being adopted, the thesis analyzes the RF performance of accelerating mode, the suppression of higher order modes , and the restriction caused by HOMs against beam current threshold.

结合BEPCⅡ的设计参数，论文对其中一种腔型在BEPCⅡ上使用时加速模式的微波性能、高次模的抑制效果以及高次模对储存流强阈值的限制等方面进行了分析，并在铝模型腔上测量了加铁氧体高次模抑制器前后，超导腔中各种谐振模式的有载品质因子及其频率的分布。

In this paper, north branch main channel beam-and-slab decks cable-stayed bridge of Jingzhou Yangtze River Bridge is selected as an example.

该方法能实现调索前后结构分析计算模型的统一，且能方便地考虑调索过程中各种非线性因素的影响。

Since 1986, he has been working on III-V semiconductors and ion beam analysis with famous Canadian scientists J.A.

自从1986年访问加拿大开始，在国际著名的离子束分析专家J.A。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。