Immersion suits must be stowed（）.

A . It is inflated by a small CO bottle that is automatically tripped when the front zipper is at the top of the zipper track B . It is inflated by a small CO bottle that is manually tripped C . It is inflated by blowing through an inflation tube D . It inflates by sea water bleeding into the flotation bladder and reacting with a chemical therei

A . before you enter the water B . after you enter the water C . after one hour in the water D . after you notice that your suit is losing buoyancy

A . carried by hand to a fire B . carried or rolled to a fire C . recharged in the field D . used on class "B" fire

A . The primary color of the suit's exterior may be red，orange or yellow B . The suit must，without assistance，turn an unconscious person's mouth clear of the water within 5 seconds C . The suit is flameproof and provides protection to a wearer swimming in burning oil D . The suit may be stored in a machinery space where the ambient temperature is 160°F

A . Should knocking occur B . If knocking occur C . Should if knocking occurs D . If occur knocking

A . only after two hours in the water B . only after four hours in the water C . before entry into the water D . upon entry into the water

A . 40人 B . 25人 C . 46人或者43人（按照船旗国要求） D . 31人

A . 正确 B . 错误

A . carried by hand to a fire B . carried or rolled to a fire C . recharged in the field D . used on class B fire

A . Stability curve B . Deadweight scale C . Table of Azimuth D . Freeboard assignment

A . mixed with clean oil B . purified C . heated D . strained

A . 正确 B . 错误

A . forward perpendicular B . amidships C . longitudinal center of floatation D . after perpendicular

A . between sunset and sunrise B . only between 8 AM and 4 PM C . during daylight hours in any visibility D . during daylight hours in unrestricted visibility only

A . air bottle for breathing B . orange smoke canister C . whistle，light and retroreflective material D . sea dye marker

A . The mariners try to put out fire on board of vessel B . The people on board try to survive themselves from a ship in perils C . The salvors take actions to rescue the survivors at sea D . The pilot come on board from his boat in bad weather

A.General rather than specific B.Established without considering resource bounds C.Realistic and attainable D.Overly complex E.Measurable, intangible and verifiable