The gas fired automobile possesses good points of less pollution, small Vibration and long life.
燃气汽车具有污染少、振动小、寿命长等显著优点。
Enterprise products are easy to operate, stable performance, low noise, small vibration and so on.
企业产品具有操作方便、性能稳定、噪音低、振动小等特点。
A method of measuring small vibration with an amplitude lower than half that of the wavelength of laser is developed.
研究振动幅度小于激光半波长的微小振动的测量方法。
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