The conclusion can be deduced from these data.
A. research
B. result
C. cause
D. process
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钢模板部件拆除后,临时堆放处离楼层边沿不应小于()m,堆放高度不得超过()m。
A. 0.5
B. 2
C. 1
D. 1.5
临边作业防护栏杆在基坑四周固定时,可采用钢管打入地面()深。
A. 50-70cm
B. 20-50cm
C. 1.0m
D. 1.0-1.5m
It is likely for them to find the rules by themselves.
A. hardly
B. rare
C. friendly
D. possible
坑穴应该设有坚固的爬梯以方便上下,梯顶伸出地面最好为()米
A. 1
B. 0.5
C. 2