英语词汇“combination of rotary-piston pumps with oscillating-piston pumps”的音标、翻译、中文意思、用法、释义-英汉双解词典

词汇	combination of rotary-piston pumps with oscillating-piston pumps
释义	combination of rotary-piston pumps with oscillating-piston pumps[机械工程照明加热] 旋转活塞泵与往复式活塞泵的联用
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