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[" chaque jour une question sur équipement de pompe)séarion

2018-11-28View Original

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本 sujet a été dernier par 33835566 于 f82 28Z88822Z88828 编辑 bgZ6656.jpg R 规则: 每题答案错误奖励参与; 答案正确奖励财富; 每人回答奖励每人一次; 每个回复限管理评分一次; 回复可见答案及答案解释; 奖励在48小时内有效。 在拿奖,天天逛逛 泵在选择型,下列哪些条件是必须满足的:( 泵汽蚀余量NPSH小于装置汽蚀余量NPSHA B 流量必须满足要求 C 出口压力必须满足要求 D 电机功率不能超载 E 与介质接触部位材质,必须耐介质腐蚀PSPSH腐蚀 答案:ABCDE 汽蚀余量见 https://bPSH.b588558558855858558588855855888558585855858558585585855858558585858585流量和出口压力是个工况要求,必须满足 选定的的电机功率不能超载运行 材质必须耐腐蚀 答案为ABCDE
Reply #22018-11-28
E 泵汽蚀余量NPSH小于装置汽蚀余量NPSHA B 流量必须满足要求 C 出口压力必须满足要求 D 电机功率不能超载 E 与介质接触部位材质,必须耐介质NPSPSH腐蚀

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