Special thrust devices are provided on ships to improve their () at zero ship speed when the rudder is relatively ineffective.
- Abrake capabilities
- Breversing capabilities
- Cmaneuvering capabilities
- Dacceleration capabilitie
Special thrust devices are provided on ships to improve their () at zero ship speed when the rudder is relatively ineffective.
1、Which device provides the main means i
Which device provides the main means in the GMDSS for locating ships in distress or their survival craft().ARadio direction finderBSatellite EPIRBsCMF/HF DSCDVHF homing device
2、Signaling devices required on inflatab
Signaling devices required on inflatable liferafts include a(n) ().AVery pistolBorange smoke signalCair hornDlanter
3、Emergency escape breathing device on b
Emergency escape breathing device on board shall have a duration of service no less than().A20 minutesB15 minutesC10 minutesD5 minute
Healthcare providers are increasingly using wireless technologies to enable greater mobility for...
5、Which devices are instruments of inter
Which devices are instruments of interpretation and communication between humans and computers?Amain memoryBinput/output devicesCCPUDhard disk
6、() 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