A （） in the air delivery line near to

1、A non-return valve in the air delivery

A non-return valve in the air delivery line near to the compressor must be （）type similar to the compressor discharge valve.Athe low inertiaBthe high inertiaCthe low velocityDthe high velocity

2、Air in the fuel lines to the fuel inje

Air in the fuel lines to the fuel injection nozzles of a diesel engine will cause the engine to （）Aburn excessive amounts of lube oilBoverheat without smokingCoperate with reduce power or stopDrun away without load

3、A yellow signal，floating in the air fr

A yellow signal，floating in the air from a parachute，about 300 feet above the water，indicates that a submarine（）.Awill be coming to periscop...

4、Air in the fuel lines of a diesel engi

Air in the fuel lines of a diesel engine can cause （）Aignition failureBoxygen corrosion of the fuel linesCthe pistons to seizeDblue smoke

5、Some （） lying in the starting air line

Some （） lying in the starting air lines will give rise to corrosion and can cause water hammer.AairBmoistureCcooling waterDlubricant

6、A vessel navigate in areas near the te

A vessel navigate in areas near the termination of traffic separation schemes shall do（）with particular caution.AitBthatCthisDso