查询词典 screw

By means of ANSYS software, three-dimensional stress analysis screw-pitch, thus gained each node's stress and distortion, which provided foundation for further study on screw optimization and stimulation of extruding experiments.

为此，利用ANSYS软件，通过对复杂结构的不等径变螺距锥形螺杆进行三维应力分析，得到了各点的应力值和变形值，为进一步对螺杆的优化研究以及挤压膨化的模拟试验奠定了基础。

Main characters of the feede are described,including diameter of screw axes,screw-pitch,axes rotate speed and power selection etc.Then vane structure models are introduced.

对螺旋给料机设计过程中的几个主要参数进行了阐述，包括螺旋轴的直径、螺距、轴的转速以及功率等，最后还对螺旋给料机的类型进行了阐述。

Globe valves are characterized by a partition separating the two halves of the body with a center passage that is opened and closed by a screw-down/screw-up seat mounted at right angle to the body.

截止阀的特点在于阀体由部分分开的两部分组成，中心流道的开启和关闭是通过安装在阀体上某个适当角度的螺杆上升或下降来实现。

The results show screw-down tilting is the basic reason of the problem. When there is an obliquity between the shaft sleeve and bush which is caused by screw-down tilting, the load capacity of the bearing drops suddenly.

计算结果表明，压下倾斜过大会造成轴套与衬套的轴线出现倾斜，进而导致轴承的静压承载能力急剧下降，是造成轴承寿命缩短、连轧机启动频繁失败的根本原因。

Screw torque wrench should be controlled early, early completion of the screw bolts should be well marked for confirmation.

初拧扳手应是可以控制扭矩的，初拧完毕的螺栓，应做好标记以供确认。为防止漏拧，当天安装的高强螺栓，当天应终拧完毕。

Screw torque wrench should be control led early, early completion of the screw bolts should be well marked for confirmation.

初拧扳手应是可以控制扭矩的，初拧完毕的螺栓，应做好标记以供确认。为防止漏拧，当天安装的高强螺栓，当天应终拧完毕。

And guarantee the space between 2 to 3 mm, at the same time, should guarantee the even space to prevent rubbing the safety brake, the adjustment method is that: relax the rolling wheel screw, adjust the direction of axle, after being adjusted, you should fix the screw.

调整要求保证侧轮和压轮与导轨间的间隙在单侧2-3mm之间，同时还要保证笼顶安全锁两边楔块与导轨架的间隙均匀，以防止正常运行时刮蹭安全楔块，调整方法是：松开导向轮紧固螺栓，调整导向轮中的偏心轴的方向，使间隙让到要求，调整完毕后必须轮紧固螺栓紧固。

The gear rim, gear wheel and screw pole screw pairs of open-close draw stem drive the right and left valve body to clamp and release.

启闭推杆通过齿圈、齿轮和丝杆螺旋副驱动左、右阀体完成松开、夹紧动作。

There are two worn gear drive device of open-close and turn over on the worm gear blind cut-off valve gate. The gear rim, gear wheel and screw pole screw pairs of open-close worm gear box drive the right and left valve body to clamp and release. The turn-over worm gear box drives the valve disc to open. There is limit block on the valve disc to ensure the open-close position of the valve disc.

蜗轮传动盲板切断阀，阀门中设有启闭和翻转两个蜗轮传动装置，启闭蜗轮箱通过齿圈、齿轮和丝杆螺旋副驱动左、右阀体完成松开、夹紧动作，翻转蜗轮箱驱动阀板完成开启动作，阀板上设有限位挡块以保证阀板的启闭位置。

A computer aided test system for testing the performance of screw drilling tool s and screw drilling motors are developed.

开发了螺杆钻具、螺杆泵性能计算机辅助测试系统，介绍了该系统的硬件构成以及数据采集处理软件的模块功能及设计方

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。