[".. 매일 한 문제; 泵设备技术交流版

2018-04-10View Original

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z.,.. 참여: 33 포인트赏;；답변 정확: 3포인트赏；；주의: 답변 정확은 D48시간内有效；此贴有效时间44小时。多选题：常用的对水泵工况进行调节的方法有（）。z、闸阀调节法 Bz、变频调速法 z、改变叶轮数目法 Dz、切割叶轮法正确答案：ABz

Reply #22018-04-10

zz... 참여: 3포인트赏；답변 정확: 3포인트赏；；주의: 답변 정확은 48시간内 �以内48小时内回答正确奖励3财富z财富；此贴有效时间时间4zz小时z 多选题：常用zndo水泵工况zz进行调节z方法有有（闸阀调节法z Bz变频调速法z C改变叶轮数目法z Dz切割割叶轮法z 歠正确답案z: ABz

Reply #32018-04-10

多选题：常用的对水泵工况进行调节的方法有（ ABCD）。 A、闸阀调节法 B、变频调速法 C、改变叶轮数目法 D、切割叶轮法

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