使用冷粘法对复杂部位做防水增强处理时,合成高分子涂料涂刷的厚度应控制在()以上。
A.1mm
B.1.5mm
C.2mm
D.2.5mm
参考答案:B
ΔABC三边a,b,c成等比数列,则( )
A.B≥600
B.B=600
C.B≤600
D.无法判断B的大小
. —Has the conference about building a water-power plant come to an end?
—No, it’s _______. Experts just disagree on some issues.
A.under discussion
B.under control
C.under consideration
D.under way