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1·Pump case are welded castings steel and steel plates.

泵壳是由铸钢与钢板焊接而成的。

2·If the pump is fitted with oil drain port, firstly fill oil in the pump case.

有泄油口的泵，要向泵壳体中灌满油。

3·The designer may lower the pressure on the packing by placing a throat bushing in the pump case (Figure).

设计者可在泵壳内放置喉道补心以降低在填料上的压力(图)。

4·Packing or seals are used to prevent the pump leaking around the shaft where it emerges from the pump case.

为防止轴穿出泵壳处轴周围的泄漏，使用填料或密封。

5·The factors affecting the best phase matching condition and the methods to expand the tunable range of VUV output in the weak pump case are discussed.

特别着重讨论了影响最佳相位匹配的因素和在弱泵浦光条件下增大调谐范围的途径。

6·The different colors in the ROVR images indicate different stakeholders' ownership of different elements of, in this case, the pump room.

在ROVR图像的不同颜色表示不同利益相关者拥有不同元素在这种情况下，泵室。

7·In this case breathing can be maintained artificially by an air pump.

在这种情况下，呼吸得以维持，人为地由一个空气泵。

8·For the case of operation of single pump-set, the model of water requirement forecast is given.

对于泵站单独运行的情况，给出了用水量的预报模型。

9·About the calculation on the discharge head provided to gas by pump, the paper presents three kinds of calculation methods, analyzes and compares the case calculation results.

在计算泵提供给气体的扬程时给出了三种算法，并对实例计算结果进行了分析比较。

10·In this article a new calculation technique for stresses in the bush sleeve (shell), strengthened by a case, pulled on it, in the electromotor of the pressurized pump is offered.

本文提出一种压力泵中电磁马达含外壳的衬套应力计算新方法。