复合树脂充填体为加宽釉质酸蚀刻带的宽度,洞缘釉质壁应制成()。
A.30°角短斜面
B.45°角短斜面
C.60°角短斜面
D.135°角内倾斜面
E.120°角内倾斜面
参考答案:B
Of all the subjects,I like________history most as it gives me________useful knowledge
of what happened even centuries ago.
A.the;a
B./;/
C.a;the
D.a;/
肝经郁火经行吐血可选用()
A.清肝引经汤
B.顺经汤加川牛膝、白茅根
C.丹栀逍遥散加白茅根、川牛膝
D.调肝汤加白茅根、川牛膝
E.清经散加白茅根、川牛膝