单选题“DB/T”表示（）A推荐性地方标准代号B强制性地方标准代号C推荐性行业标准代号D推荐性国际标准代号
单选题
“DB/T”表示（）
A
推荐性地方标准代号
B
强制性地方标准代号
C
推荐性行业标准代号
D
推荐性国际标准代号
参考解析
解析：
暂无解析
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