查询词典 hammer-harden

But sometimes, water hammer protection works are very difficult to construct because of the limitation of poor construction conditions.

由于受施工条件的限制，水锤防护措施的安装施工有时非常困难，往往需要作适当调整。

Water hammer is usually through the debugger to find and reasonable solution; normally not be considered in the design stage.

我们认为，管网系统为不能承受离心泵在零流量下的最高压力Pmax是不安全的。

Usually installed in the pump exit, to prevent water hammer damage to the pump.

一般装在水泵出口，防止水锤对水泵造成损坏。

Opening and closing speed as fast, and no water hammer phenomenon.

阀门所用材料应耐腐蚀，且符合饮用水的卫生条件。

In this article a self-cycled steady tube flow apparatus was designed and built in order to study the physical process and mechanism of water hammer occurrence.

对水击的研究主要有两个方向，一是研究水击过程机理及预测方法[1 ]，二是研究水击的防护方法及其设计_6 。

Systems with drastic flow decelerations may require higher torque springs for faster valve response and to reduce water hammer.

如果系统出现剧烈的流体减速，可能需要更高扭矩的弹簧，以实现更快的反应速度，减小水锤现象。

Water hammer resistant and no effect from abrupt change of pressure.

抗水击，对压力突然变化没有影响。

Reconstructed them, and probably improved the hydraulic trip-hammer worked by a water-wheel, the water-mill, and constructed Qianli ship.

祖冲之（公元429-500年）根据前人对木牛流马、指南车的描述，重新设计了指南车和"木牛流马"，这是机械的再发明。

By using wave mechanics , the process of impact driving pile is analyzed,and a mechanics mode of impact driving system which consists of hammer spring cup and pile is established.

应用波动力学分析了冲击沉桩过程，建立了由冲锤、桩帽和桩组成的冲击沉桩系统的力学模型，研究了冲锤重量、桩帽刚度和桩波阻抗对效率的影响，在此基础上，提出了冲锤、桩帽和桩的最佳方案。

The influence of coupling to water-hammer wave speed is neglected in the classic theory.

在流体瞬变计算中，水击波速Cf是一个重要参数。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新