问题
单项选择题 A1/A2型题
能将X线直接转换成电信号的是（）
A.胶片
B.IP
C.非晶硒FPD
D.荧光屏
E.电视
答案
参考答案：C
解析：非晶硒光电导体材料，它能将X线直接转换成电子信号。
搜题请搜索小程序“爱下问搜题”
能将X线直接转换成电信号的是（）
A.胶片
B.IP
C.非晶硒FPD
D.荧光屏
E.电视
参考答案：C
解析：非晶硒光电导体材料，它能将X线直接转换成电子信号。
| 用方框中所给单词的适当形式填空，使短文完整正确。（每个单词限用一次） | |
something right in front of your eyes. In 1826,a Frenchman 2 Niepce needed picture for his business. But he wasn't a good artist. So the 3 simple camera was invented by him. He put“in a window of his house and took a picture of his yard. The kite was 4 in China, the fifth or fourth century BC. Kungshu Pan made 5 shaped like birds which can fly for 6 three days, and Mo Li spent three years building a 7 kite. Kites were 8 in wartime as early as 1232 when kites with messages were flown over Mongol（蒙古） lines 9 the Chinese. The strings were cut and the kites landed among the Chinese prisoners(范人)，inciting(煽动) them to struggle and escape. Kites fitted with hooks and bait（鱼饵）were used for 10 Trhe kite was invent by fishing hard use kite up to special name one What's the most important invention of all the time? It's l to say, but we know that it may be something right in front of your eyes. In 1826,a Frenchman 2 Niepce needed picture for his business. But he wasn't a good artist. So the 3 simple camera was invented by him. He put“in a window of his house and took a picture of his yard. The kite was 4 in China, the fifth or fourth century BC. Kungshu Pan made5_____________shaped like birds which can fly for 6 three days, and Mo Li spent three years building a 7____kite. Kites were 8 in wartime as early as 1232 when kites with messages were flown over Mongol（蒙古） lines 9 the Chinese. The strings were cut and the kites landed among the Chinese prisoners(范人)，inciting(煽动)them to struggle and escape. Kites fitted with hooks and bait（鱼饵）were used for 10 Trhe kite was first mentioned in Europe in a popular book of wonders and tricks in 1589. first mentioned in Europe in a popular book of wonders and tricks in 1589. |