排牙时,人工牙的颈缘应该与相邻天然牙颈缘位于________上,牙龈缘的最高点与________一致。
参考答案:同一水平;牙长轴
关节盘分区中属于关节盘穿孔、破裂的好发部位是()。
A.前带和中间带
B.中间带和双板区
C.前带和后带
D.双板区和后带
E.板区和前带
M.Jackson suggested the data structure oriented software design method.Which of the following structure can be introduced by using input data structure
A.algorithm structure
B.procedure structure
C.code structure
D.program structure