单项选择题
A.No equipment is provided B.Glue and rubber patches C.Several various-sized sealing clamps D.Self-adhesive rubberized canvas patches
Unless it is unavoidable do not jump from a place highe...
单项选择题Unless it is unavoidable do not jump from a place higher than 5 meters into the water. Try to minimize the shock of sudden cold immersion. When should the said caution be taken into account?().
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
I have lost a man overboard. Please help()search and re...
单项选择题I have lost a man overboard. Please help()search and rescue.
A.on B.in C.with D.during
Please()search and rescue.A.make command ofB.take comma...
单项选择题Please()search and rescue.
A.make command of B.take command of C.get command of D.have command of