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【单选题】
导致义齿变形的原因中错误的是A.
基托的厚薄均匀
B.
热处理加温过快
C.
在面团期后填塞塑料
D.
热处理后,型盒骤然冷却
E.
装盒出现倒凹,在填胶过程中损坏模型
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【单选题】Part I Listening Comprehension Section B Directions: This section is to test your ability to understand short conversations. There are 2 recorded conversations in it. After each conversation, there ar...
A.
To have his own business.
B.
To do social work.
C.
To move to another city.
D.
To go to study abroad.
【简答题】根据第二章学习的内容,大家讨论一下之前做过的各类实验,有效数字的保留问题
【简答题】选择对象时,在对象上将显示出若干个小方框,这些小方框称为对象的 ,也称为夹点。
【简答题】A: I'm shocked to see my final grade. They say that in the US, students can talk to the professor and get the grade. Do you think I can do that? B: If the recorded grade is wrong, you do have reason t...
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