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变压器大盖沿气体继电器方向的升高坡度应为

单选题
2021-09-01 20:45
A、1%~1.5%
B、0.5%~1%
C、2%~2.5%
D、2.5%一3%
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正确答案
A

试题解析

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变压器大盖沿气体继电器方向的升高坡度应为
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