问题
单项选择题
在内耳CT扫描时，常选用（）
A.软组织算法
B.傅立叶图像重建算法
C.高分辨率算法
D.标准算法
E.低通滤过加权算法
答案
参考答案：C
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在内耳CT扫描时，常选用（）
A.软组织算法
B.傅立叶图像重建算法
C.高分辨率算法
D.标准算法
E.低通滤过加权算法
参考答案：C
| 根据下面每段话的陈述内容，从方框中选出各段恰当的主题，并将其字母序号填入题前括号内。 | |
Each plastic bag takes more than 1,000 years to disintegrate (粉碎) and never completely disappears. ( )2. When I was young, I thought space was wonderful. I spent all day imagining that I had my own spaceship. I would invite my cousins and my friends to join the trip and spend the whole day exploring other planets. That was my earliest dream. ( )3. In Brazil, people wear white clothes on New Year's Eve (31 December) because it brings good luck. At midnight people go to the sea and jump over the waves seven times. Then they throw flowers into the sea and make wishes for the New Year. ( )4. Over hundreds of years the Earth gets hotter and then it gets colder again. But scientists are sure that what' s happening now is different. The world is getting warmer. For example, the way we use energy from coal and oil is making the planet hotter. This is one cause of climate (气候) change- it's man-made. ( )5. Sometimes, good things happen because of mistakes. Once I got on the wrong train. That was a big mistake. But I saw a good friend on that train. I was glad I made that mistake! When a good thing comes out of a mistake, that's a happy accident. |
