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2018-04-02View Original

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参与:奖3财富;回答正确:奖10财富;注:48小时内回答正确奖励10财富,此贴有效时间48小时。 多选题:离心泵扬程的大小与泵的( )有关。. A、叶轮叶片的型式 B、叶轮的直径 C、叶轮的数目 D、转速正确答案:ABCDhttps://attach01.hcbbs.com/forum/201801/05/235057wnwxbzxb311ikvvz.jpg.thumb.jpg
Reply #22018-04-03
B、叶轮的直径 C、叶轮的数目 D、转速
Reply #32018-04-03
ABCD :handshake

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