查询词典 on the beam

They are seated on the ground with the loom tied around their waist and their feet firmly placed on the warp beam in order to hold the warp under tension but can still adjust it by moving their back and legs.

贮贝器形象地反映了当时云南地区使用原始腰机进行纺织生产的情况，这种织机在现代佤族、独龙族等少数民族中还能看到。

The stepping-motor-driven warp let-off unit is applied to 1515-PJR flexible rapier loom. The warp tension is measured by using IBM-PC and CRAS software package. A new measuring index of warp tension for comparing the performance of warp let-off motion is given. The statistical analysis on the warp tension in the weaving process from full warp beam to empty is conducted. Also, the spectrum of the dynamic warp tension is analyzed, and the influences of the warp let-off motion' timing on warp tension are discussed.

本文研制的步进电机驱动送经装置在1515-PJR挠性剑杆织机上进行了实际织造运行，用IBM-PC微机和CRAS软件包对经纱张力进行了现场测试，提出了一项新的衡量送经装置性能好坏的经纱张力测量指标，对从满织轴到空轴织造过程中的经纱张力水平进行了统计分析，对经纱动态张力信号进行了频谱分析，并研究了送经运动的时间安排对经纱张力的影响。

The Au/AuGe(88/12)/Au back-contact metal structure was deposited on the GaAs substrate using an electron-beam evaporator. Various post thermal treatments were employed including conventional furnace and rapid thermal annealing. It was found that the outer Au layer thickness and furnace annealing temperature had large effects on the specific contact resistance.

在实验中我们在砷化镓基板背面进行蒸镀背金结构，而此背金结构是由三层金属所组成，分别为金/锗(12%)金(88%)/金，我们控制最外层金的厚度来量测与观察特徵接触电阻的大小，同时改变炉管加热的温度与快速热退火系统做比较，背金结构之元素分布比较可由欧杰电子分析得到，而扫描式电子显微镜可分析其两者之间的表面形貌差异。

Based on the results of tungsten oxide films measured by slow positron beam, a new chromism was brought forward to interpret the tungsten oxide films' chromogenic performance successfully on the electronic structure view. Meanwhile, the surface's absorption effects were verified.

根据慢正电子束流在WO〓薄膜变色过程中测量结果，从电子结构角度提出了新的变色机理，成功的解释了不同结构WO〓薄膜变色性能的优劣，同时也证实了膜表面的吸附作用。

This article describes that the contrast tests on the subgrade filled with natural sand-gravel was conducted with portable falling weight deflectometer and Benkelman beam,respectively,the correlation analysis on the modulus from the above tests was conducted and the empirical formula was obtained.

对填料为天然砂砾的路基用便携式落锤弯沉仪与贝克曼梁进行了对比试验，将便携式落锤弯沉仪所得模量与贝克曼梁弯沉进行相关分析，并得到经验公式。

The results in this paper are concluded as follows:(1) Rolling contact fatigue has been used to examine the interfacial reaction products and study the mechanism of ion beam intermixing effect on the adhesion of Cr-N coating on steel by IBAD.

对多次冲击条件下薄膜的失效抗力及其与薄膜力学性能之间的关系进行了初步探讨，得到如下结果：（1）用滚动接触疲劳法检测离子轰击导致的界面反应产物和研究离子束共混对钢基体上IBAD沉积Cr-N薄膜结合强度的影响本质，结果表明，滚动接触疲劳能有效地分析界面最薄弱位置和评估界面反应产物，滚动接触疲劳引起的剥落可作为研究界面反应产物对结合强度影响的根据。

They cannot detect a nonwetted joint if the correct volume of solder does exist in the path of the beam, even if there is a gap between the solder on the lead and the solder on the land.

他们不可能查出一个不潮湿的联接，如果焊剂的正确容量存在于射线的道路，即使有焊剂在主角和焊剂之间的一个空白在土地。

The small-scale prototype of the planetary ringy gear non-beam overground unit of the pumping system in the field is carried out based on the scheme design, and the numeric analysis and the experimentation research on the kinetic character of the small-scale prototype are presented.

在行星齿环式无游梁抽油机方案设计的基础上，研制出该抽油机的小型样机，并对样机的运动性能进行了数值分析和试验研究。

Within the drum rotation rotary record images on a single chip, support in the exposure of the rollers in the supratrochlear, driven by a synchronous motor, because it is located in the center of the drum, with sencitivity keeping distance rotate and move back and forth exactly isolinetic (exposure drum and sencitivity stay), thus making a reflection of the laser beam can be uniform, equally spaced and vertically onto photographic materials on the geometry of always the same.

在滚筒边回旋扭不停纪录图像的回旋扭不停镜上一个单片不屈射镜，支承在曝平滚筒边的滑车上，由同步电机带不静，因它位于滚筒的洋心，跟感平质料保留同样间隔回旋扭不停和不小略不天等速后后移不静（曝平滚筒和感平质料变不静不不静），不新不屈射的激平束能平均，等间隔和垂屈不天不屈射到感平质料上，纪录的几何图形老是不同。

Based on the project requirements, the research has focused on the confined electronic states in the semiconductor surface quantum wells. The moden quantum theory and advanced material growth technology have been used. The interband transitions in the surface quantum well have been studied by the in-situ photo-modulated reflection spectroscopy combined with the molecular beam epitaxy system. The optical transitions, including the tansition between ground or excited states of the electron and hole states, have been directly observed.

根据项目任务书的要求，本项研究在现代量子理论与先进材料生长技术基础上对半导体表面量子阱阱结构中的受限电子能态进行系统的光谱实验与理论研究，通过与分子束外延设备直接耦合的光调制光谱手段在原子层量级上直接观测到了表面量子阱中本征能态间的光跃迁特性，其中包括基态间的跃迁和激发态间的跃迁。

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