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["每日 일일 문제 泵设备 泵 장비",
1、泵上有很多附属管线，每个管线的最小弯曲半径大小受管径影响，管径越大，最小弯曲半径越大（√ ） 2、电磁和超声波流量计是种非接触式流量计，可以避免对介质流动的干扰（√ ）
第一是对的第二也是对的
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