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问题
单项选择题 A1/A2型题
下列口腔材料的应用中应避免材料的流电性的是（）
A.复合树脂充填材料
B.粘结材料
C.烤瓷材料
D.金属修复材料
E.热凝基托材料
答案
参考答案：
D
选择题
为下列句子选择正确的图片。
( ) 1. She did the housework yesterday.
A.
( ) 2. He phoned his friend yesterday.
B.
( ) 3. They walked in the park on Sunday.
C.
( ) 4. She cooked fish yesterday.
D.
( ) 5. She played on the computer yesterday.
E.
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问答题 简答题
简述减速箱体的加工工艺过程。
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