pneumatic valve of diesel engine
speed regulating weight 调速砣 speed regulation electro-pneumatic valve of diesel engine 柴油机调速电控阀 speed regulator for record player 电唱机速度调节器 ..
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pneumatic valve of diesel engine
柴油机气动阀
以上为机器翻译结果，长、整句建议使用 人工翻译 。