A、fuel supply valve should be closed
B、hatches，doors，and oar ports should be closed
C、air cylinder shut-off valve should be closed
D、engine should be shut off
更多“When operating the air supply system in a covered lifeboat the（）.”相关的问题
A、always be wide open when the compressor restarts B、continue to operate as if the system were in operation C、remain open until evaporator pressure equalizes, then close until the compressor restarts D、always be completely closed until the compressor restarts
A、Operate the wheel and stand by B、Keep a lookout and operate steering gear C、Enter telegraph orders in the bell book D、Operate the telegraph and enter telegraph orders in the bell book
A、operate the wheel and stand by B、keep a lookout and operate steering gear C、enter telegraph orders in the bell book D、operate the telegraph and enter telegraph orders in the bell book
A、One or more processes are running in the background, preventing log off. B、One or more processes are paused, requiring operator input prior to logging off. C、At least one process is running in the background and it will keep running after the operator logs off D、At least one process is running in the background using nohup and it will terminate when the operator logs off
A、A. The shrink operation touches every block in the BOOKING table B、B. The high-water mark (HWM) for the BOOKING table is shifted from its original position C、C. The progress of the shrink operation is saved in the bitmap blocks of the BOOKING table D、D. The data manipulation language (DML) triggers on the BOOKING table are executed because the shrink operation is internally handled by the INSERT/DELETE operation
A、revise the operating manual when rig personnel change B、be fully aware of the provisions in the operating manual C、maintain the rig's construction portfolio D、All of the above
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