Aluminum lifeboats are subject to damage by electrolytic corrosion (the aluminum being eaten away). In working around boats of aluminum you must be very careful（）.
1、Frapping lines are fitted to lifeboat
Frapping lines are fitted to lifeboat davits to（）.Asecure the lifeboat in the davits when in the stowed positionBbring the lifeboat close alon...
2、What subjects are you studying?（）
What subjects are you studying?（）AYes, I‘m studying historyBI‘m studying nowCI‘m studying philosophyDI‘m doing my homework
3、Stretchers are fitted in lifeboats to
Stretchers are fitted in lifeboats to provide a（）.Aplace for people to lie downBmeans for rigging the sailCplace for rowers to brace their feetDsuitable means for water to drain below the footing
4、The diesel engine valve subjected to m
The diesel engine valve subjected to most severe conditions of service is the （）.Acylinder exhaust valveBair starting valveCair inlet valveDcylinder relief valve
5、Engines for lifeboats are required to
Engines for lifeboats are required to have sufficient fuel to operate for how many hours?（）A6 hoursB12 hoursC18 hoursD24 hour
6、The operator of each vessel subject to
The operator of each vessel subject to the pollution regulations is NOT required to keep written records of（）.Athe name of each person design...