对原有修复体的检查包括()
A.原义齿与口腔组织的密合情况
B.关系
C.外形是否合适
D.义齿行使功能的效率
E.以上都对
参考答案:E
If you have health examinations______, any disease you may have can be discovered early and successful treatment is more likely,
A.approximately
B.regularly
C.gradually
D.roughly
催化裂化过程中化学反应的种类:()、()、()、()、()、()、()等。