AninflatableliferaftequippedwithaSOLASBpackmustbestowed（）.
A. soastofloatfree
B. withthevessel'semergencyequipment
C. nearthewheelhouse
D. asfarforwardaspossible
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排污权抵押授信额度原则上不得超过抵押排污权评估价值的（）
A. 80%
B. 70%
C. 60%
D. 50%
Anoperationalamplifier,asusedintodaysconsoles,mayhaveacalculatedgainof5√Thismeansthatastheinputchangesby（）
A. 1volt,theoutputchanges5volts
B. 5volts,theoutputchanges1volt
C. 5volts,theoutputchanges10volts
D. 10volts,theoutputchanges5volts
当员工犯错误时，部门经理应避免做的是（）。
A. 要及时地纠正员工错误
B. 对较严重的错误应给予适当的惩罚
C. 纠正错误只要告诉他错在哪里就可以了
D. 应私下及时修正
Whenthecurrentinapowertransmissionlineisincreased,thepowerloss（）
A. increasesasthesquareofthecurrent
B. decreasesasthesquarerootofthecurrent
C. remainsthesame,asitisindependentofcurrentflow
D. increasesindirectproportionasthecurrent
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