Which device is designed to automatically hold the load if power should fail to an electric winch?()
- APneumatic brake
- BElectromagnetic brake
- CHand brake
- DMotor controller
Which device is designed to automatically hold the load if power should fail to an electric winch?()
1、A rigid lifesaving device designed to
A rigid lifesaving device designed to support survivors in the water is a().Arigid liferaftBlife floatCinflatable liferaftDsurvival capsule
2、Which device is installed in user devi
Which device is installed in user devices and makes wireless connections between them and a network?()ARouterBBridgeCAccess pointDClient adapter
3、The device, which is installed in the
The device, which is installed in the compressor suction line to prevent liquid from entering the compressor when hot gas defrosting, is called a()Are-evaporatorBreceiverCdehydratorDsolenoid
4、Which of the listed devices is used to
Which of the listed devices is used to measure pressure and convert it to an electrical signal?()ATransducerBReducerCTransformerDRectifier
5、() device is provided to prevent start
() device is provided to prevent starting air from being admitted to the cylinder before the reversing is completed.AAn automaticBA transmissionCA self-regulatingDAn interlocking
Which device is normally used to translate telephone numbers or names to IP addresses&#...