题目内容
(请给出正确答案)
[主观题]
—_________________— I’m fond of pop music.
A.Do you like music?
B.Rock and roll is fun.
C.What kind of music do you like?
D.How about if we enjoy classical music?
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A.Do you like music?
B.Rock and roll is fun.
C.What kind of music do you like?
D.How about if we enjoy classical music?
A.因试验需要断开设备接头时,拆前应进行检查,接后应做好标记,并确认无误
B.电压比校核试验,试验电源频率与被试品额定频率一致
C.变压比测量成套仪可以自行设定变比值,并根据变比值进行误差计算
D.使用的标准互感器应低于电压比校核用的电压表一个等级,且其应在检定有效期内