查询词典 self centering

CNC lathe to use more three-jaw self-centering chuck gripping the workpiece; shaft workpieces can also be used to support the workpiece tailstock top.

数控车床多采用三爪自定心卡盘夹持工件；轴类工件还可采用尾座顶尖支持工件。

This pressure/temperature relationship causes the duplex diaphragm to expand uniformly, closing the orifice opening in a replaceable stainless steel seat with a self-centering corrosion-resistant and hardened stainless steel diaphragm valve.

这种压力/温度关系导致双隔膜能够以相同的速度膨胀，关闭可更换不锈钢阀座内的节流孔的开口。这种疏水阀配置能够自动置中的耐腐蚀硬化不锈钢隔膜阀。

And the motor drives the self-centering idler to rotate for a certain angle by gearing system, so that it can realize the auto adjusting of the belt's bias.

该装置设计思想新颖，结构紧凑合理，结构设计，参数计算等方面具有独创性，成果处于国内领先水平，经济效益及社会效益显著。

Front-end floating pneumatic power chuck, with combined functions of self-centering clamp and floating compensation clamp, is used for machining of pipe end.

前置式气动浮动动力卡盘是集自定心夹紧和浮动补偿式夹紧二功能于一身，用于管道的端头加工，加工笔直管道时，使用自定心夹紧功能；加工的管道若有弯曲变形或加工弯管端头时，则采用定心卡盘辅助定心，用本卡盘的浮动夹紧功能夹紧管子后，退开定心卡盘再加工管子端头。

Some new methods to improve drill pipe's angular deviation precision were given. One method was to use a flat-pyramidal welding structure so as to reduce the torque peak. The other method was to use the all-floating clamp to enhance stiffness of the self-centering clamp so

提出了改善钻杆惯性摩擦焊接角偏差的新方法：采用平面—锥面焊接结构，削减初始扭矩峰值；采用全浮动夹具并增大定心夹具刚性以及时纠正工件径向位移。

The guide sleeve is more longer , which reduces wear and improves metering pump service life .The whole component has no screw connection, so cleaning is very convenient. Positioning parts adopt universal connectivity, it can finish self-centering and compensation for position error.

其导向长度长，减少磨损，提高计量泵寿命；整个部件无一螺钉连接，清洗十分方便；定位部位万向连接，可自动定心和补偿位置误差。

Test and analytical studies indicated that (1) connection moment strengths in positive bending were similar but in negative bending were different on the order of 0.72 and 0.6 percent compared to the bare steel beam subassembly so that the self-centering behavior of the subassemblies with the composite concrete slab was not observed,(2) force-transferring mechanism in the connection proposed was able to predict the force-deformation relationship of the subassembly with the composite concrete slab, and (3) a general-purpose nonlinear finite element analysis program ABAQUS was used to perform the correlation study on the subassemblies with and without composite concrete slab.

实验结果显示(1)含楼版试体在千斤顶往正方向作用时的弯矩与未架设楼版试体接近，但在千斤顶往负方向作用时未架设楼版试体的弯矩分别约为含楼版试体的0.72%及0.6%，所以预力梁柱接合系统於钢梁上架设楼版，对预力系统自行复位的能力造成很大的影响、(2)由预力梁柱接合系统力量与位移间的关系利用迭代方法可以预测含楼版试体的行为、及(3)以有限元素分析程式模拟其中一组含非传统楼版试体以探讨含楼版预力接合系统在挠曲载重作用下的行为。

CNC face milling and drill centres hole machine （Referred to as CNC milling fight machine ）,machine is mainly used for shaft parts batch and mass production, miling shaft at both ends 、 drilled the centers hole and turning one end of cylindrical axis, configured SIEMENS 802C CNC system , is controled by three axis, that is, the left X-axis spindle box movement, Y Right-axis spindle movement, Z-axis hydraulic self-centering jig up and down movement, according to the procedure to complete part of the auto-processing, processing of high precision and high efficiency.

数控铣端面钻中心孔机床，机床主要用于轴类零件成批和大批量生产，铣削轴的两端面钻中心孔并可套车轴一端的外圆，配置SIEMENS 802C数控系统，三轴控制，即X轴左主轴箱运动，Y轴右主轴运动，Z轴液压自定心夹具上下运动，按程序完成零件的自动加工，加工精度高、效率高。

The behavior of post-tensioned steel beam-to-CFT column connections with energy dissipating bars has been investigated analytically and experimentally. Experimental results demonstrated that the connections possess self-centering response, gap opening and closing at the beam-to-column interface, energy dissipation characteristics, and no inelastic or residual deformation. Moreover analytical predictions correlated well with the experimental results.

以理论分析与试验研究预力钢梁接CFT柱接头含消能钢棒之行为，结果显示含消能钢棒预力梁柱接头确实具有自我恢复能力、梁柱接合面缝隙会开启、有消能效果的特性及梁柱没有非弹性行为及残留变形发生；且理论模拟分析能准确预测其行为。

The behavior of post-tensioned steel beam-to-CFT column connections with energy dissipating bars has been investigated analytically and experimentally. Experimental results demonstrated that the connections possess self-centering capability, gap opening and closing at the beam-to-column interface, energy dissipation characteristics, and no inelastic or residual deformation. Moreover, analytical predictions correlated well with the experimental results.

以理论分析与试验研究预力钢梁接CFT柱接头含消能钢棒之行为，结果显示含消能钢棒预力梁柱接头确实具有自我恢复原形之能力、梁柱接合面缝隙会开启与闭合、消能的特性及梁柱无非弹性行为及残留变形；理论模拟分析亦能准确预测其反覆行为。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！