单项选择题
A.to the bottom of the expansion trunk B.to within 1% to 3% of its capacity C.to within 1% to 3% inches of its capacity D.1 to 3 inches from top of the vent pipe
After taking on fuel oil, the hoses should be disconnec...
单项选择题After taking on fuel oil, the hoses should be disconnected and （）.
A.draped over the fantail to dry out B.drained over the side and washed out C.drained into the bilges and washed out D.drained into buckets or fuel tanks
Your ship has run aground and it is necessary to determ...
单项选择题Your ship has run aground and it is necessary to determine whether or not a compartment has floodedTherefore, you should （）.
A.open the watertight door and take a quick look B.open the hatch dogs on the side away from the hinges C.tap the bulkhead with a hammer to check for a water level D.feel the bulkhead to see if it is hot
One precaution to take prior to working in a freshly pa...
单项选择题One precaution to take prior to working in a freshly painted compartment where there are an excessive amount of paint fumes, is to （）.
A.take shallow breaths of air B.ventilate the area C.wear a breathing apparatus while working D.keep a charged fire hose handy
