Then in accordance with classification method of the passive, active and semi-active system, the performance of compensator mounted between travelling block and hook is studied deeply.

对被动式、主动式和半主动式游车与大钩间装设的升沉补偿装置性能进行比较分析。

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The experiments compare the performances of passive seat suspension and semi-active seat suspension, and verify the effectiveness of the designed control system.

通过座椅悬架实验，比较被动悬架和半主动悬架系统的振动控制效果，验证控制系统的有效性。

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