单选题往复泵如果反转，则（）。A不能排液B吸、排方向不变C安全阀顶开D原动机过载
单选题
往复泵如果反转，则（）。
A
不能排液
B
吸、排方向不变
C
安全阀顶开
D
原动机过载
参考解析
解析：
暂无解析
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