查询词典 sleeper beam

The deflection system of an electron beam lithography tool is used to control deflection scanning of electron beam.

电子束曝光机的偏转系统控制电子束偏转扫描。

The structure of the electron beam focusing and deflection system of electron beam exposure machine is analysed with computer-aided design.

由该电子束曝光机试验结果表明，复合系统结构简单紧凑，像差小而可以不用动态校正。

For cable stayed bridge of single tower cooperative system that are often used in practice,the cable tower and beam s character of this system in deflection and mechanics from the length without cable and the ratios of depth of beam to main span is analyzed.

对于工程中常见的独塔不对称协作体系，从主跨无索区长度及主梁的高跨比着手，分析协作体系斜拉桥索、塔、梁的受力及变形状态，对上述设计参数提出合理的取值范围。

The results show that the effects on the output laser wavefront of the FADW are mainly the beam deflexion and the beam divergence, the other high-level wavefront errors are very low.

结果表明，自由旋涡气动窗口对输出激光波前的影响主要是光束偏转和离焦，特别是气动窗口工作在设计状态时，其余低阶及高阶像差都比较小，能够满足实际需要。

In order to guarantee the construction quality of 500 mm×1 900 mm bonded prestress beam,its construction procedure,installation and demolishment of formwork,corrugated pipe setting,prestressed beam baiting,threading and stretching duct grouting and end envelop and other construction points were illustrated,so as to guarantee both quality and quantity.

为了保证500 mm×1900 mm预应力梁的施工质量，对该预应力梁的施工顺序、模板安装与拆除、波纹管留设、预应力筋下料、穿束与张拉孔道灌浆及端部封裹等方面分别阐述其施工要点，保质保量地完成了该预应力大梁的施工。

Because the intensity of stable deuteron beam is sig-nificantly larger than that of unstable ~(26)Si beam, the statistics will be largelyimproved.

同样也可以利用该方法通过分析已有的~(26)Mg~(27)Mg反应的角分布来间接研究~(26)Si~(27)P反应。

The data were applied to simulate the neutron energy spectrum and angular distribution of Lanzhou University 3×10^12 s^(-1) intense neutron generator with 260 keV deuteron beam using MCNP. The interactions of neutron and the materials of neutron generator and laboratary wall were included in this MCNP simulation. The simulation results on the neutron energy spectrum and angular distribution of Lanzhou University 3×10^12 s^(-1) intense neutron generator with 260 keV deuteron beam were presented.

以分割法计算得到的能谱和角分布数据为基础，建立了D-T中子源Monte-Carlo模拟抽样模型，在考虑中子发生器各元件材料及实验大厅墙壁对快中子的慢化、散射和吸收的条件下，采用MCNP程序对兰州大学3×10^12s^(-1)强流中子发生器260 keV氘束流能量下的中子能谱和角分布进行了模拟，给出了模拟结果。

Since the deflection of external cable does not follow the beam deflection except at the deviator points during the beam is being deformed, the strain in a cable totally differs the strain in the concrete at the cable level.

由于外部电缆挠度不遵守的情况除外偏点在束束偏转正在变形，在一个完全不同的电缆应力在混凝土的电缆水平的压力。

Change walking beam guide structure from slide bush type to glide orbit type, make walking beam move more dexterously and nimble, and with good movement rigidity.

行走梁移动导向结构由以往的滑套式改为滑动导轨式，便得行走梁运行更轻巧、灵活，运动刚性好。

The output of electron acoustic signal in the ferroelectrics is calculated on the basis of their piezoelectric properties. The results show that the magnitude of electron acoustic signal not only related with beam currents, beam power and modulation frequency, but also with sample properties especially electric parameters such as dielectric constant and spontaneous polarization.

本文首次以典型的铁电BaTiO〓材料为试样，从其具有的压电性出发，推导了这类材料的电声信号理论表达式，结果表明电声信号的大小不仅与实验参数如入射电流、入射电子能量以及调制频率等有关。

I can not negligent, he should do what?

我不能不在意了，他要做什么呢？

It is very dangerous to swim in the river alone.

一个人到河里游泳是很危险的。