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【单选题】
x-rayA.
x光
B.
射线
C.
紫外线
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举一反三
【单选题】After the SSP being checked by a duly authorized officials of a port State, whom should be reported to by the ship immediately?
A.
Port State
B.
Flag state
C.
The CSO
D.
The Administration
【单选题】About the " Port State Control Officer (PSCO)", the incorrect statement is______.
A.
the person duly authorized by the competent authority of a Party to a relevant convention to carry out Port State Control inspections
B.
the person is responsible exclusively to that shipowner
C.
the person is responsible exclusively to that Party
D.
in China, the PSCO is from China MSA
【简答题】对青少年团队的接待,导游员应与之建立感情,利用“ ( )”意识进行有效的管理和引导。
【单选题】If a port configured with STP loop guard stops receiving BPDUs， the port will be put into which state？（）
A.
learning state
B.
listening state
C.
forwarding state
D.
root-inconsistent state
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