为什么要采用微锥度心轴定位
参考答案：为了消除间隙，提高定位精度，并且能方便地装拆工件，可以采用具有微锥度的定位心轴。
________ he still paused uncertain, he became aware that the driver was looking closely in from the street at this unusual scene.
A．While
B．As
C．Since
D．Because
患者，女性，48岁。心下坚满1周，自利，利后反快，虽利心下续坚满，舌苔白腻，脉沉弦。应治以何方
A．甘遂半夏汤B．十枣汤C．半夏泻心汤D．香砂六君子汤E．枳术丸
