单项选择题
DC48V 动力连接器座现车检修,相对湿度()时,按线性内插法计算最低限值。
A.60%~85%
B.65%~85%
C.70%~85%
D.75%~85%
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单项选择题
A.60%~85%
B.65%~85%
C.70%~85%
D.75%~85%
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