在METAR报电码中，ＮＳＣ表示：（）.A.天气无重大变化 B.天气有重大变化 C. 发布时间：2019-10-07 18:17 │ 来源：www.tikuol.com 题型：单项选择题 问题： 在METAR报电码中，ＮＳＣ表示：（）.A.天气无重大变化B.天气有重大变化C.无重要的云D.无重要的天气系统
题型：单项选择题 完形填空。 I have two new friends. One is a girl. 1 name is Linda. She is from 2 . She istwelve 3 old. She is a student 4 Beijing International School. She is in 5 . She can speak 6 and English. Her parents 7 teachers at a middle school. The other is Liu Kun. He is a Chinese 8 . He is eleven. He is in Class One, too. He can speak Chinese well 9 he can't speak English. His parents are 10 workers. ( )1. A. He ( )2. A. Ameia ( )3. A. year ( )4. A. with ( )5. A. Grade seven, Class four( )6. A. Englih ( )7. A. is ( )8. A. boy ( )9. A. and ( )10A. factory B. She B. American B. years B. on B. Seven Grade, Four ClassB. China B. are B. girl B. too B. factories C. His C. Chinese C. weeks C. at C. Class Four, Grade SevenC. Chinese C. am C. teacher C. but C. factory's D. Her D. English D. month D. and D. grade seven, class fourD. England D. be D. manager D. at D. factorys 查看答案
题型：单项选择题 下列数字扫描变换器(DSC)所实现的功能哪个是错误的A．将超声模拟信号转变成电视制式信号B．比较容易的实现图像放大C．完成线性内插补并实现丰富的灰阶D．实现字符显示及图像存储E．增强了滤波器的性能 查看答案