多功能水泵综合试验台不仅可以进行水泵的内外特性试验，而且还可以进行水轮机试验和小水洞试验。

The multiple-function pump test-bed can not only test pump's inner and outer performance, but also carry out to test water turbine and small type of water hole.

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介绍了作者研制的摩托车离合器性能试验台的工作原理、离合器性能试验的原理和方法、试验台的功能及其实现方法。

The paper describes the development of the tester for motorcycle clutch performance, the mechanism and function. It gives the approach to design and manufacture the tester.

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本文应用相似理论，研究论述了竖井冻结过程和掘砌过程的模化原理，及模拟试验台的设计和试验。

Based on the similitude theory the paper discusses the modelling principle of shaft freezing and sinking. Also, the design of the model test rig is described.

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