男性,57岁,轻度乏力、纳差20天,伴皮肤瘙痒,大便颜色变浅,尿黄呈浓茶色,查巩膜重度黄染,肝肋下1cm,总胆红素198μmol/1,ALT220U/L,γ-GT、胆固醇升高。其血清直接胆红素与总胆红素比值最可能为()
A. 20%
B. 30%
C. 30%~50%
D. 40%~60%
E. 70%以上
查看答案
导体中()就是电流的方向。
A. 电子移动的反方向
B. 正电荷移动的反方向
C. 电子移动正方向
sc连接器也称为方形连接器,它是一种插销式连接器,它既可用于单模,也可用于多模光纤,重复连接约()次。
What’s the purpose of the program?/imgcache/attached/media/20140228/20140228163450_8214.mp3
A. To keep all the members in the group work together.
B. To make the people there understand the meaning of work.
C. To find a way to solve the generation gap.
D. To help people enjoy their work.