When tightening the fastening nut, hold at the piston rod using a7-mm open-ended wrench.

Install the bushing by tightening the Long Nut.

通过扭紧长螺帽来安装衬套。

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Loosen the tightening nut on the underside of the tailpipe.

旋开排气尾管底面的紧固螺母。

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According to the practices, the author has done its application for an accurate transmission in long distance and pointed out that tightening devices are indispensable key points in this system.

结合实际工程，完成了长距离钢带精密传动的应用，并指出张紧机构的设计与应用是钢带实现长距离精密传动的关键。

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The luffing wire rope tightening& rupture protection device for tower crane

塔式起重机变幅紧绳断缆保护装置

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A new model automatic tightening device of the packing gland which can check and control the tightening state and retain the constant tightening force on the packing gland is designed.

通过特殊的结构设计和力学计算，研制了一种能够在往复机械正常工作过程中，及时地、自动地保持对填料施加恒定压紧力的新型装置。

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

介绍了EBZ135掘进机行走机构的设计，包括传动系统、履带及其支重型式、履带张紧机构的设计。

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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

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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。

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Tightening Device for Bolts at the Axle Ends

轴端螺栓紧固装置

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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。

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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

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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

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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。

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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

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Control on Abnormal Bolt Tightening in Bolt Torque Tightening Method

螺栓力矩拧紧法拧紧异常的控制

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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。

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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。

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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。

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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。

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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。

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