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little1208
快速吸塑机、冲裁机clicker空压机air compressor打板机、切片机slicer, slicing machine其他拿不准!
小胡子阿志
FAD(Free Air Delivered):排气量FAD or Free Air Delivered - Air at atmospheric conditions at any specified location, unaffected by the compressor.
寒江之月
一下也说不明白 你联系我 我告诉你
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