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1·On the Mechanical Efficiency of Deep, Tropical Convection.

论深热带对流的机械有效性。

2·Lower installed capacity and mechanical efficiency is over 95%.

较低的安装能力和机械效率是95 %以上。

3·For the mechanical efficiency of gold is, per se its ratio to the credit built on it.

因为从根本上来说，黄金的力学效率取决于黄金与以黄金为基础的信贷之间的比例。

4·In this method, the guaranty of higher volumetric and mechanical efficiency is regarded as the confined condition.

该方法以确保压缩机具有较高的容积及机械效率为限制条件。

5·The mechanical efficiency of this machine is very low, which leads to its failure in finishing its task every month.

这台机器的机械效率很低，每个月都完不成任务。

6·Mechanical efficiency and its theoretical calculation method are studied, which are commonly used to a certain degree.

研完了钻井泵的机械效率及理论计算方法，具有一定的通用性。

7·Objective To establish noninvasive new indices for the evaluation of left ventricular (LV) work and mechanical efficiency.

目的探讨超声心动描记术估测左心室做功量和机械效率的新指标。

8·However, the greater the displacement of the input shaft axis from the crown wheel axis, the lower the mechanical efficiency.

然而，更大的车轮从冠轴输入轴轴线位移，机械效率降低。

9·The problem about mechanical efficiency of tackle-block is the key point in junior high school mechanics and also the difficult point.

滑轮组机械效率问题是初中力学中的重点，也是初中力学解题的难点。

10·A new method to determine mechanical efficiency of diesel engine by acceleration deceleration method under non external load is proposed.

提出了一种快速确定柴油机机械效率的方法——无外载加减速法。