返修是指对不合格产品所采取的措施,虽然不符合原规定的要求,但能使其满足预期的使用要求。()
参考答案:对
--Can thinking about yourself too much make you sick?
--I think so. It is reported that people talk about themselves much more than people.
A. nondepressed, depressed
B. depressed, nondepressed
C. depressive, depressed
以下哪项不是截根术的适应证()
A.多根牙的某个根牙周组织破坏严重,其余牙根较好
B.上颌磨牙一颊根发生纵折
C.磨牙的一个根严重根尖周病变,根管不通
D.多根牙牙槽骨水平吸收达根尖1/3
E.多根牙一个牙根牙周破坏严重,合并根分叉病变Ⅲ度