The maximum speed of lowering for a lifeboat on gravity davits is controlled by the().
- Alimit switches
- Bemergency disconnect switch
- Cgovernor brake
- Dposition of the counterweight on the brake handle
The maximum speed of lowering for a lifeboat on gravity davits is controlled by the().
1、The lower section of a piston is calle
The lower section of a piston is called the ().AlandBskirtCcrownDplate
2、If the speed of a turbocharged diesel
If the speed of a turbocharged diesel engine is maintained constant the turbocharger speed will ()Adecrease until the engine speed increasesBincrease as the load increasesCdecrease as the loadDincreases remain unchanged
3、Which of the motors for the devices li
Which of the motors for the devices listed below is fitted with an instantaneous overload relay?()AFanBPumpCWinchDMachine tool
4、THE SPEED OF A VESSEL ADJUSTED TO THAT
THE SPEED OF A VESSEL ADJUSTED TO THAT OF A PILOT BOAT AT WHICH THE PILOT CAN SAFELY EMBARK is ().AGround speedBBoarding speedCRelative speedDSpeed of the vessel
5、The vessel is at a speed of 16().
The vessel is at a speed of 16().Akilometers per hourBmiles per hourCrevolution per minuteDmeters per hour
6、()is the maximum speed of your ship?
()is the maximum speed of your ship?AHowBWhichCHow aboutDWhat