查询词典 shaft

To remove the large deformation with single arc and crack, J integral theory has been applied in studying on the calculations and experiments of straightening shaft with single-edged crack, the straightening feasible field of shaft and the straightening stoke sequential equation have been proposed.

针对单弧度弯曲大变形校直问题，首先根据弹塑性断裂力学中J积分有关理论，建立了含单边径向裂纹轴的校直行程可行域，并根据实验，建立含单边径向裂纹轴的校直行程递推算法。

Avoid to install two brake at the base position of dangerous motor shaft brake wheel, instead, put the second brake on gearbox high-speed shaft side, separate brake is more scientific and safe.

设计中避开了两个制动器都装在可能发生危险的电机轴制动轮根部位置，而是把第二制动器装在减速器高速轴端，分点制动更科学更安全。

Impeller installed in the pump shell 2, and fastening on the shaft 3, shaft driven by the motor directly.

叶轮安装在泵壳2内，并紧固在泵轴3上，泵轴由电机直接带动。

Impeller installed in the pump shell 2, and fastening on the shaft 3, shaft driven by the motor directly.

叶轮装置在泵壳2内，并松固在泵轴3上，泵轴由电机间接带动。

In 1963 several British coal miners found a stairs to the underground shaft when they excavated a tunnel in England. They heard clear sounds of movements of mechanical units from underground. But, soon the stairs and the entrance to the underground shaft disappeared without a trace.

1963年，英国的几名煤矿工人在挖掘一条隧道时发现一个通向地下井的楼梯，在楼梯口听到了地底下有清晰的机械运动声音，但楼梯和通向地下井的入口不一会儿就都消失得无影无踪了。

We imported segment moulds and advanced production technologies from Germany, and are able to build shafts and produce segments associated with shield tunnel by ourselves. In 2005, we completed independently shaft construction of Huangshi shield tunnel project and successfully filled in a gap in the fields of shaft construction of CNPC .

公司从德国引进了环片制造模具和先进生产技术，能够独立进行与盾构施工相配套的竖井施工与环片生产。2005年公司在仪长原油管道黄石长江盾构工程中成功完成了竖井施工，填补了中石油竖井施工领域的空白。

This paper studies the second Ventilated Shaft of Qinling Zhongnanshan tunnel in Xi an-Ankang freeway, and makes a research of the stability of the shaft surrounding rock through the construction process in different depth.

本文以西安-安康高速公路秦岭终南山隧道2#通风竖井为研究实例，以竖井开挖过程中围岩稳定性为主要研究对象，主要分析了开挖过程中，不同深度下竖井开挖对竖井同岩稳定性的影响。

The wheel is fastened to the shaft with a key, and the shaft is joined to other shafts with couplings.

轮子被固定于轴上，这一轴又同其他的轴相偶联。

The wheel is fastened to the shaft with a key, and the shaft is joined to other shafts with couplings.

轮子通过键被固定于轴上，这个轴又由联轴器与其他的轴连接起来。

With the input shaft key secured with a set screw, an input and output shaft key configuration delivers optimum positive connection for superior torque transmission.

输入轴键受到固定螺钉的保护，输入和输出轴键配置实现最佳的刚性连接以提供更好的扭矩传送。

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