查询词典 on the beam

According to the scheme in chapter 3, experimental investigations are conducted on the single-axis air-bearing test bed. The effects of both rotating speed and air damping on the vibration frequencies of the beam are discussed. The phenomenon of dynamic stiffening is verified by the results of experiment.

最后我们还按照第三章中设计好的实验方案来对非惯性系下的结构动力学问题进行了实验研究，从实验的角度验证了本文一次近似模型在处理这类非惯性系下的结构动力学问题的正确性和有效性，说明了传统零次近似模型对某些高速旋转梁的数值仿真存在严重的偏差。

Based on the temperature-dependent complex dielectric constant of Indium Antimonide, an InSb-dielectric-InSb plasmonic waveguide structure with the grating is proposed. At the frequency of 1 THz, a directional beam is obtained, and its radiation direction can be controlled by changing the temperature difference between the grating structures on each side.

本文根据锑化铟材料在THz波段下复介电常数对温度的响应特性，采用了带有光栅的锑化铟-介质-锑化铟的表面等离子体波导结构，实现了1THz频率光束的准直出射，并能够通过调整结构两侧光栅的温度差来控制出射光束的角度。

In atomic vapor laser isotope separation, the metal is heated and melted by electron beam, and some atoms are on the metastable states. In order to analyse the influence of metastable states' deexcitation on vapor physical parameters, such as velocity, temperature, direct simulation Monte Carlo method is used to simulate the 2 D gadolinium evaporation from long and narrow crucible.

在原子法激光同位素分离工程中，金属受电子束的加热而熔化，有一部分原子处于亚稳态能级，为了分析在蒸发过程中亚稳态原子退激对原子蒸气的速度、温度等物理特性的影响，采用直接模拟蒙特卡罗法模拟钆原子蒸发过程，分析亚稳态原子退激过程对蒸气特性的影响。

On th' other side Satan allarm'd [ 985 ] Collecting all his might dilated stood, Like Teneriff or Atlas unremov'd: His stature reacht the Skie, and on his Crest Sat horror Plum'd; nor wanted in his graspe What seemd both Spear and Shield: now dreadful deeds [ 990 ] Might have ensu'd, nor onely Paradise In this commotion, but the Starrie Cope Of Heav'n perhaps, or all the Elements At least had gon to rack, disturbd and torne With violence of this conflict, had not soon [ 995 ] Th' Eternal to prevent such horrid fray Hung forth in Heav'n his golden Scales, yet seen Betwixt Astrea and the Scorpion signe, Wherein all things created first he weighd, The pendulous round Earth with balanc't Aire [ 1000 ] In counterpoise, now ponders all events, Battels and Realms: in these he put two weights The sequel each of parting and of fight; The latter quick up flew, and kickt the beam; Which Gabriel spying, thus bespake the Fiend.

对方撒旦却十分警惕，聚精会神，鼓足劲道站着，像忒涅利夫岛或阿特拉斯山一样岿然不动。他的头直顶到天，他的盔上坐着饰着翎毛的"恐怖"；他的手中似乎也有矛和盾。看形势，发生恐怖的行动是在所难免了，不仅会骚动乐园，恐怕也会扰乱整个繁星密布的天宇，或者诸元素至少要因激烈的冲突而混乱灭裂。幸亏永生的神对这场可怖的战争早有所防，已在空中高悬金天秤，那天秤现在还挂在处女宫和天蝎宫之间，最初是平衡空气和空悬在宇宙的地球，测量万物用的；如今却用来测量一切事件，战事和国事。他在两头放两个砝码，一头是和，一头是战，后者高高，直挑起，碰到秤杆。

Meanwhile, the variation of the cross-section in width and height has significant effect on the distribution of the moment and the deflection of the beam and on the displacement and the velocity of the mass.

同时，横截面宽度和高度的变化对简支梁上弯矩分布、挠度分布、刚性质量块的位移和速度都产生了明显的影响。

When train running on the track, there has interaction between whiles and track, and the track will bend because of the weight of wheel. The bend wave will propagate to box-beam and further to bridge pier. Then the vibration propagate to around soil through the bridge pier, which can cause the second vibration on buildings.

列车运行时，车轮和轨道间存在着相互作用，由于轮重的作用使轨道产生弯曲变形，弯曲波通过轨道垫块传给箱型梁，进一步传递给桥墩，然后振动通过桥墩向周围土中传播，从而进一步引发建筑物的二次振动。

Then based on the characteristic equation, the effect of the position of intermediate support on the natural frequencies of the beam is discussed.

根据频率方程讨论了中间支承位置变化对梁固有频率的影响。

On the base of the single-diameter laser-scanned measuring technology, a double direction laser-scanned measuring system is presented. Which combinate the laser-scanned measuring technology with special optical system. In the system, the collimation semiconductor laser-scanned beam scanning two perpendiculars direct of one plane of the measured workpiece at the same time is made. The beams with the dimension information of two perpendiculars direct are processed by the scanning receive system, the high-speed photoelectric transition and electronic data process. Two measured results of the diametric directs and ellipse tolerance,etc, parameter, of the turning workpiece on the same plane are obtained by non-contact automatic measurement. The problem of non-contact measurement of two perpendiculars direct of one plane of turning workpiece is settled. It processes many peculiarities, such as high speed, high accuracy and non-contact automatic measurement, etc.

在单向激光扫描检测技术的基础之上，提出了一种双向激光扫描检测系统，其采用激光扫描检测技术与特殊光学系统相结合，用准直半导体激光扫描光束对被测工件径向某一截面的两个相互垂直方向同时扫描，经扫描接收光学系统、高速光电变换、电子学系统和微机数据处理系统，对将携带有垂直方向被测量信息的光束进行处理，实现了回转体工件同一截面两个垂直方向的径向尺寸和椭圆度等参数的非接触自动测量，解决了同时非接触测量回转体零件同一截面两个径向尺寸的难题，它具有高速，高精度和非接触自动测量等特点。

Dissector operation is based on the principle of electronic emission, where the image incident on the photosensitive surface produces an electron beam whose cross section is roughly the same as the geometry of the tube surface.

解析器是根据电子发射的原理操作的，图像入射在感光面上产生电子束，电子束的交叉部分大致与晶体管表面的几何结构一样。

In this dissertation, the optical implementations of integrated bypass-exchange switches and interconnection networks are investigated as the followings:(1) An electro-optic bypass-exchange switch integrated in a single substrate of birefringent crystal is proposed, which is polarization based, and consists of two beam splitters based on the phenomena of double refraction and inner double reflection and in-between an electro-optic modulator based on the electro-optic effect of crystal.

鉴于此，本论文从网络集成包装的角度出发，研究bypass-exchange开关和互连网络的光学实现，主要内容包括：(1)利用单轴晶体的双折射双反射原理和晶体的电光效应，设计了一种新颖的单块晶体集成的电光偏振控制型bypass-exchange光开关，将一个电光偏振控制型bypass-exchange光开关所必需的器件（两个光束分束器和一个电光调制器）集成在一块晶体上。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐