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본 게시글 마지막 수정者 39831657 211일요일（2 E1:45 E E6）https://bbs.hcbbs.com/thread- E66493 E E6） E형形片联轴器是常见的联轴器。下列说法正确的是：（B） A"
\n. 전달 매질의 무게는 다음哪些参数有直接的影响：（CE） A"
\ n. 泵在选型时，下列哪些条件是必须满足的：（ABCDE）
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