更多"All Loran-C transmitting stations a"的相关试题:
[单项选择]On a rigid liferaft which is equipped with all of the required equipment you may NOT find a（）.
A. boathook
B. fishing kit
C. lifeline or grab rail
D. sea painter
[单项选择]All stations which receive a distress alert shall immediately cease（）.
A. any transmission
B. any harmful transmission
C. to use radiotelephone
D. using radiotelephone
[单项选择]On all vessels equipped with refrigeration units of over 20 cubic foot capacity, （）.
A. a gas mask suitable for protection against each refrigerant used, or a self contained breathing apparatus must be provided
B. it is the sole responsibility of the chief engineer to ascertain that all members of the engineering department are familiar with the use of gas masks or breathing apparatus
C. spare charges shall be carried for at least 50% of each size and variety of gas masks and/or self contained breathing apparatus
D. all of the above
[单项选择]All coast radio stations（）DSC installed for VHF and HF.
A. have
B. had
C. are having
D. have had
[单项选择]Details of coast radio stations and radar stations can be found in（）.
A. Admiralty Chart
B. Admiralty Light list
C. Admiralty List of Radio Signals
D. Admiralty Notices to Mariners
[单项选择]Which statement about transmitting distress messages by radiotelephone is INCORRECT?（）
A. Distress messages should first be transmitted on 2182 kHz
B. It is advisable to follow a distress message on 2182 kHz by two dashes of 10 to 15 seconds duration
C. If no answer is received on the designated distress frequencies，repeat the distress call on any frequency available
D. Channel 16 (156.8 MHz) may be used for distress messages
[单项选择]The transmission system transmitting power from the engine to the propeller is composed of shafts, bearings, and（）
A. propeller
B. flying wheel
C. main engine
D. crankshaft
[单项选择]A radio link between a transmitting earth station and a receiving earth station through one satellite is named a（）.
A. Radio link
B. Space segment
C. Satellite link
D. upper link
[单项选择]If you are transmitting a distress message by radiotelephone you should（）.
A. use English language
B. always use the International Code
C. preface it by the word SOS
D. follow the transmission with the radio alarm signal
[单项选择]Calibration Stations give special transmissions for the calibration of ship’s（）.
A. gyro-compass
B. marine radar
C. DF
D. navigational satellite
[单项选择]
A crankshaft whose center of gravity coincides with its center line is said to be（）
Ⅰ.statically balanced
Ⅱ.dynamically balanced
A. Ⅰ only
B. Ⅱ only
C. both Ⅰ and Ⅱ
D. neither Ⅰ nor Ⅱ
[单项选择]Information from the stations and installations shall be appropriatelysharedby（）.
A. all crew members
B. all the watchkeeping personnel
C. all passengers
D. all visitors
[单项选择]The Lists of Meteorological Observation Stations can be found in（）.
A. ALRS
B. ALL
C. AMC
D. ATT
[单项选择]Your assigned emergency stations aboard your vessel can be found on the ships （）.
A. muster list
B. certificate of inspection
C. clearance papers
D. permit to proceed
[单项选择]Charging is the filling of the engine cylinder with a supply of （） for compression.
A. water
B. fresh air
C. fuel oil
D. gas
