[機械工程 照明 加熱] 彈簧泵，旋轉(zhuǎn)活塞泵 multiple piston rotary pump: 多缸回轉(zhuǎn)泵; 多活塞回轉(zhuǎn)泵multiple-piston rotary pump: 多活塞回轉(zhuǎn)泵piston pump with rotary gate: 回轉(zhuǎn)泵piston rotary pump: 活塞回轉(zhuǎn)泵piston type rotary pump: 活塞式回轉(zhuǎn)泵下載手機詞典可隨時隨地查詞查翻譯
