【名词&注释】
判断题
[判断题]低速水雾可用来扑救小油柜的火，尤其对那些整个表面能够被喷管喷出的水雾所覆盖住的油柜。(判断题)
查看答案&解析
举一反三：
[单选题]环槽端面过度磨损可在活塞上_______环槽采用修理尺寸法修理
A. 一道
B. 二道
C. 任意
D. 全部
[单选题]One of the reasons that causes oil flowed from sludge outlet of a self-cleaning purifier is
A. seal water supply be cut off
B. make-up water supply be cut off
C. oil outlet valve closed or not open sufficiently
D. the flow rate of oil is too much
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