[". ["일일 문제 泵设备 선택 문제 1.29.99", "1.jpg 선택 문제 규칙： 1.111 1.11 1.14 5.1 5.1 � kukka 奖励每人一次；4、每个回复限管理评分一次；5.1 5..5 回复答案见答案及答案解释；5." "4시간 이내 유횼 奖励答案有效。." "또는 拿奖，" "또는 �逛逛关于离心泵转子径向平衡的说法 � �" "단면 泵能够通过单吸叶轮平衡径向力" "단蜗壳流道的泵体能够平衡径向力" "단多级叶轮对称布置的方式平衡径向" "단泵体内流道径向导叶结构能够平衡径向" "답변：BD 奖励答案：为BD" "단双吸泵是一种平衡轴向的的结构" "단多泵叶轮对称布置是一种平衡轴向向的的结构" "따서 답 kukka""]

2018-11-29View Original

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1.jpg选择题规则：1、每题答案错误，积极参与奖励2财富； 2、答案正确奖励6财富；3、回答奖励每人限一次；4、每个回复限管理评分一次；5、回复后可见答案及答案解释；6、奖励在48小时内有效。学*又拿奖，天天来逛逛关于离心泵转子系径向力平衡的说法，正确的是：（多选） A双吸泵能够通过双吸叶轮平衡径向力 B双蜗壳流道的泵体能够平衡径向力 C多级采用叶轮对称布置的方式平衡径向力 D泵体内流道的径向导叶结构能够平衡径向力答案：BD 双吸泵是一种平衡轴向力的结构多级泵叶轮对称布置是一种平衡轴向力的结构所以答案为BD

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