This paper introduces the design of EBZ135 roadheader walking mechanism, including the drive system, pedrail and pedrail support mode, pedrail tightening device.

A new model automatic tightening device of the packing gland for reciprocator Method of low-pressure grouting with packing gland

一种新型往复机械密封填料自动压紧装置低压下孔口封闭灌浆法

Described are the design scheme, main technical parameters and performance features of the tightening device for bolts at the axle ends.

介绍了轴端螺栓紧固装置的设计方案、主要技术参数和性能特点。

Tightening Device for Bolts at the Axle Ends

轴端螺栓紧固装置

The computation results show that there exists serious stress concentration on the fractured section of the shaft. The main reasons of high frequency fatigue fracture of the shaft are that the small transition radius and the tensile stress caused by the tightening torque of the bolt.

结果表明，花键轴断裂处存在严重的应力集中，花键轴断裂处过渡圆弧半径过小以及未对螺栓拧紧力进行控制是导致轴产生高周疲劳破坏的主要原因。

Application of Ultrasonic Detector to Testing and Measuring the Axial Force of Bolt in the Operation of Tightening the High Strength Bolt

超声螺栓轴力测试仪在螺栓施拧检验中的应用

The Calculation of the Pre tightening Force of Ordinary Bolt Connections with Lateral Load and Torsional Moment

普通螺栓组（R和T作用）联接预紧力计算方法

Finally, the stability of friction coefficient and the tightening attribute of bolt fastening were improved, which based on the results of theoretical analysis and experimental research.

最后利用理论分析和实验研究成果，提高了电镀锌螺栓摩擦系数稳定性，同时改善了电镀锌螺栓紧固性能。

Tightening Midsplit Bolt of Turbo-Blower Casing by Hydraulic Stretch Method

液压拉伸法紧固透平风机机壳中分面螺栓

Control on Abnormal Bolt Tightening in Bolt Torque Tightening Method

螺栓力矩拧紧法拧紧异常的控制

In times when food and jobs were scarce, however, tightening one's belt was a sign that times were getting worse, and there was simply not enough food to put on the table.

然而，在工作难找和食品匮乏的时代，收紧自己的腰带则代表着生活的日趋艰难——这是因为餐桌上根本就没有足够的食物。

Now, "tightening one's belt" simply means that the next few weeks or months or years are going to be more difficult, and we may have to work harder to get less.

现在，“勒紧腰带”这种表达方式意味着在未来数周、数月或数年你的生活会更加困难，而且你可能需要干得更多但享受得却更少。

As time passed, this physical act of actually tightening one's belt became a symbolic statement, and hence an idiom.

随着时间的流逝，这样一个“勒紧腰带”的行为变成了象征性的表达方式，并因此成了一个成语。

An axial self tightening V belt driving device has been developed and used in a high speed single cylinder LPG engine test bed which is characterized by serious pulsation of torque output and high impact frequency.

作者开发了一种轴向自动张紧式三角带传动装置，并把它应用于转矩脉动强烈，高频冲击性的高速单缸LPG发动机试验台上。

This pronounced trend is not happening just because the world is tightening its belt; ostentatious luxury as social spectacle is now seen as offensive.

之所以出现这种明显的趋势，不仅仅是因为全世界都在勒紧裤带；同时也是因为，作为一道社交风景的炫耀性奢侈品现在令人反感。

Hook nail of iorn or steel ( excl. copperheaded) The pneumatic system is used for tightening steel belt, easy for adjusting.

钩钉，铁或钢制（不包括带铜头的）钢带张紧为气动张紧，包证张紧力可调。

Tightening your belt but still want to open your wallet to spread some cheer among clients and colleagues this year?

即想勒紧裤腰带，又希望掏腰包在今年给客户、同事带来一些快乐吗？

The government is also tightening its belt, albeit more gingerly.

政府也在收紧支出，但更为谨慎。

Now, I don't want to have to start tightening my belt.

我现在不想开始节衣缩食地度日。

NOR technology requires a precursor step to clear all values to zero before the Erase operation can begin.

NOR技术需要通过一个准备步骤将所有值清零，然后再开始Erase操作。

After I request another one of moderator's opinion, I will clear all overdue post.

本人资询另一位版主的意见后，决定将所有逾期文章清理。