The V belt wheels of noise experimental table of main carriage reduction gear must suit drive ratio,be lightest in weight and least in moment of inertia .是什么意思_The V belt wheels of noise experimental table of main carriage reduction gear must suit drive ratio,be lightest in weight and least in moment of inertia .在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句