- 搜標(biāo)題
- 搜題干
- 搜選項(xiàng)
單項(xiàng)選擇題
錨噴巷道噴層厚度不低于設(shè)計(jì)值（）%
A.50%
B.90%
C.95%
D.80%
A.50%
B.90%
C.95%
D.80%
