宫缩乏力性出血的诊断要点中错误的是()
A.暗红色血呈间歇性流出
B.宫体呈袋状
C.子宫时软时硬
D.胎盘胎膜完整
E.子宫轮廓清
参考答案:E
I _________ in a foreign trade company for three years. Still, I don’t regret giving up the job and living with my family.
A.worked
B.have worked
C.had worked
D.have been working
电缆的弯曲半径不应小于其外径的()。
A、6倍;
B、8倍;
C、10倍;
D、12倍