老空
参考答案:采空区、老窑和已经报废的井巷的总称。
I wish you’d do____talking and some more work. Thus things will become better.
A.a bit less
B.any less
C.much more
D.a little more
建筑防腐工程施工质量验收规范(GB50224-2010):沥青玻璃布卷材隔离层施工搭接缝宽度允许最大偏差值为()
A.5mm-10mm
B.10mm-20mm
C.15mm-25mm
D.20mm-30mm