列车中相互连挂车钩中心水平线高度差不得超过()mm。
参考答案:75
Something else I’ve greatly enjoyed is working as _____ peer mediator, someone who helps _____ students to settle problems that they have with other students.
A.the; the
B./; /
C.a; the
D.a ; /
一年轻女性,23岁,未孕,月经规律,曾有盆腔炎史,现停经34天, * * 出血淋漓7天,下腹痛3小时,就诊。
下一步应做的处理是()
A.保胎治疗
B.立即行剖腹探查术
C.行吸刮宫术,将刮出物送病理
D.绝对卧床休息观察
E.输抗炎止血药物
F.口服叶酸及维生素E
G.如患者病情平稳继续观察