提示胸腔手术后内出血的指征是引流管中每小时引流出血液量持续超过()
A.150ml
B.100ml
C.15ml
D.200ml
E.500ml
参考答案:D
Help Li Ming point ____________ the lamp, please. [ ]
A. to
B. in
C. on
下颌角在生长发育中,可因人种、年龄、性别等而有所不同。12岁时恒牙咬合完成时,下颌角为()
A.140°~160°
B.130°~140°
C.120°~125°
D.100°~110°
E.以上都不对