【单选题】
在变电站内使用起重机械时，应安装接地装置，接地线应用多股软铜线，其戴面应满足接地短路容量的要求，但不得小于___m㎡。
A. 25；
B. 16；
C. 10；
D. 35
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答案
B
解析
暂无解析
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