问题
单项选择题 共用题干题
患者男，48岁，
缺失，原普通可摘局部义齿折断，查见患者咬合紧，余留牙磨耗较重，重新制作义齿，设计为
铸造卡环，采用铸造金属颌面，制作时采用混装法装盒
充填引起义齿咬合增高的原因是（）
A.充填过早
B.充填量过多
C.充填量过少
D.单体量过多
E.热处理过快
答案
参考答案：B
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患者男，48岁，缺失，原普通可摘局部义齿折断，查见患者咬合紧，余留牙磨耗较重，重新制作义齿，设计为铸造卡环，采用铸造金属颌面，制作时采用混装法装盒
充填引起义齿咬合增高的原因是（）
A.充填过早
B.充填量过多
C.充填量过少
D.单体量过多
E.热处理过快
参考答案：B
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| What is the population of China? There are more than a billion and two hundred million people in China. It is almost one fifth of the world's population. How to control the population growth is a big problem. Some people think 1 to control the population growth. But I don't quite agree 2 them, because where there's a will, there is a way. The question is that we should make it 3 how serious the population problem is. Our farmland is becoming less and less to everyone. We have already got too many mouths to feed. 4 we control the population growth, many people will die 5 hunger. Too fast population growth has been and will be bad for our nation. Though laws (法律) have been 6 to control the population growth, in some places 7 is done to carry out (贯彻) the law. We should make people 8 that it is foolish of them to bring too many children into the world. They should 9 do what they have been doing for many years. We are fighting against the fast population growth. Yes, the fighting won't end 10 everyone knows its importance and does something for it. | ||||
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