牵引的

OBJECTIVE: To probe into the biological mechanics of different rehabilitation methods through comparing the intervention effects between traction and traction combined with massage on cervical spondylopathy.

目的：通过比较牵引和推拿按摩与单一牵引对颈椎病患者的干预效果，对不同康复方法中力的依从性进行探讨。

To introduce the constitution and process control of a dummy bar follow -up system with drag belt and without drag belt .

介绍了带牵引钢带与不带牵引钢带引锭杆跟踪系统的构成及其对工艺过程的控制。

Traction motor and traction converter and main function of control system are elucidated.

牵引电机和牵引变流器的技术参数及控制系统的主要功能等。

At last the paper finishes which are the blueprint of case body and car body, the frame base plate scheme, the scheme of back crossbeam scheme, the picture of the activity cat ladder, the base plate and towing and so on.

最后完成了车架的总装图，侧围总装图，车架底板图，车架后端横梁图，车架前端横梁图，活动爬梯总成图，牵引底板图，牵引销图等图纸的绘制。

Meanwhile, unified mathematical model of non-symmetrical compensation is designed to balance NPS current caused by traction substation, which provides the theories leading for devising traction substation.

同时设计了平衡牵引变压器负序电流非对称补偿的统一数学模型，为设计牵引变压器的接线型式提供了理论指导。

Qualified plastic film in gravure printing wheel system transformation cards and membership cards should be controlled in making the two-part tensility, that is, from feed axis to feeding traction roll and roll traction from your material to your material after the participation of various ministries.

等边的塑料薄膜在瘪印轮转制卡和会员卡制息洋不主给答把持两个局部的压辛，即从给料轴到给料牵引辊和从播料牵引辊到播料后各部。

Based on the research on the meshing between hobs and gears the optimum proflie design method of the pre-gringding hob is given,and the optimum profile of the pre-gringding hob used to cut the quasi high-speed locomotive traction gear has been designed according to the application of the traction and their proceeding technolog.

通过对刀齿啮合关系的研究，提出了磨前滚刀齿形优化设计方法，针对准高速机车牵引齿轮的应用和加工工艺特点，对准高速机车牵引齿轮磨前滚刀齿形进行了优化设计。

Right hand at the top of the frame. Second, he uses a Bookwalter pediatric ring retractor system to keep the vaginal cavity open as the dissection progresses. Two retractors attached to the bottom of the ring maintain downward and lateral pressure within the cavity.

其次，Dr。 Meltzer用了Bookwalter小儿科环形牵引器系统来保持阴道张开，以利整个切割手术进行，环底附着的两个牵引器则维持了阴道向下和侧面的压力。

Meltzer right hand at the top of the frame. Second, he uses a Bookwalter pediatric ring retractor system to keep the vaginal cavity open as the dissection progresses. Two retractors attached to the bottom of the ring maintain downward and lateral pressure within the cavity.

其次，Dr。 Meltzer用了Bookwalter小儿科环形牵引器系统来保持阴道张开，以利整个切割手术进行，环底附着的两个牵引器则维持了阴道向下和侧面的压力。

Meltzers right hand at the top of the frame. Second, he uses a Bookwalter pediatric ring retractor system to keep the vaginal cavity open as the dissection progresses. Two retractors attached to the bottom of the ring maintain downward and lateral pressure within the cavity.

其次， Dr。 Meltzer 用了 Bookwalter 小儿科环形牵引器系统来保持阴道张开，以利整个切割手术进行，环底附著的两个牵引器则维持了阴道向下和侧面的压力。

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