检查蓄电池电解液液面高度时,液面必须高于极板( )。A.10~15mm B.2

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问题 检查蓄电池电解液液面高度时,液面必须高于极板( )。A.10~15mmB.20~25mmC.25~30mmD.30~40mm

选项 A.10~15mm
B.20~25mm
C.25~30mm
D.30~40mm

答案 A

解析
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