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【多选题】
混凝土分项包括()检验批。A.
混凝土原材料
B.
混凝土配合比
C.
混凝土拌合物
D.
混凝土施工
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举一反三
【单选题】Proper GMDSS watchkeeping includes ______.
A.
monitoring all required frequencies in the proper mode
B.
reading all displays and / or printouts after silencing an alarm
C.
notifying the Master of any distress alerts
D.
All of the above
【单选题】Which of the following documents are required by GMDSS for vessels on international voyages?
A.
A copy of the IMO master plan of shore-based facilities
B.
Station logs
C.
ITU Radio Regulations
D.
All of these
【单选题】Which of the following is a required GMDSS function?
A.
Transmit and receive location signals
B.
Transmit and receive general communications
C.
Both of these
D.
None of these
【单选题】Which of the following is a required GMDSS function?
A.
Bridge-to-bridge communications
B.
Reception of weather map facsimile broadcasts
C.
Both of these
D.
None of these
【单选题】Which statement is TRUE ________．
A.
GMDSS radio logs are required to contain entries pertaining to all incidents connected to radio communication service which appear to be of importance to the safety of life at sea
B.
All distress communications must be entered in the GMDSS radio log．
C.
Both of the above
D.
None of the above
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