采用顶管法施工中的手工掘进时,工具管进入土层过程中,要求每顶进(),测量不少于一次。
A.0.2m
B.0.3m
C.0.4m
D.0.5m
参考答案:B
Yesterday a reporter asked 10 students at Hilltop School _________ last weekend. [ ]
A. what did they do
B. what were they doing
C. what they did
某产妇会阴侧切伤口处发现有硬结发生,应()。
A.1:2000新洁尔灭溶液擦洗
B.95%酒精或50%硫酸镁湿热敷
C.远红外灯照射
D.切开引流
E.大黄、芒硝外敷