英语词汇“pneumatic perforator”的读音、翻译、释义、用法及例句-范文网

词汇	pneumatic perforator
释义	pneumatic perforator气压钻孔机。pneumatic: adj. 1.空气的；似空气的，气体的；空气学(上)的。 ...perforator: n. 1.穿孔器，凿孔机；剪票铗；【医学】穿头器〔产科用 ...
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