题目内容
(请给出正确答案)
[单选题]
如不用含磷酸的凝胶酸蚀,一般酸蚀后用水枪或注射器加压冲洗牙面()
A.5~10S
B.10~15S
C.15~20S
D.20~30S
E.35~40S
答案
B、10~15S
如果结果不匹配,请 联系老师 获取答案
A.5~10S
B.10~15S
C.15~20S
D.20~30S
E.35~40S
B、10~15S