带电作业杆塔的最小间隙对操作人员需要停留工作的部位,应增加()。
A.0.1~0.2m
B.0.2~0.3m
C.0.3~0.4m
D.0.4~0.5m
参考答案:C
对上颌唇系带的描述,不正确的是()
A.位于中线上
B.呈扇形
C.呈线形
D.不能移动
E.是口轮匝肌在上颌骨上的附着部
The girl ______in red is a successful writer, who _______ Tom last month.
A.dressed; got married with
B.dressing; married to
C.dressing; was married to
D.dressed; married