运营期间远程监控系统监视不到水池水位,且启动不了水泵时,应在运营结束后立即进入区间。
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一只电流表,其示值为10A,经检定,其实际值为9.9A,则该电流表在10A该度点的测量误差是()。
The air required for combustion is taken from the engine room through a filter fitted on the turbochargerThis reduces the risk for too and contamination of the combustion air()
A. high temperatures
B. low temperatures
C. wet
D. dirty
We usually choose cargo-handling equipment according to().
A. the ship type
B. the port's organization
C. the cargo's nature
D. the dockers’ ability