问题
问答题 简答题
生产矿井必备的基本矿图有哪些?
答案
参考答案:
生产矿井必备的基本矿图有:
井田区域地形图、工业广场平面图、井底车场平面图、采掘工程平面图、主要巷道平面图、井上下对照图、井筒断面图、主要保护煤柱图。
生产矿井必备的基本矿图有哪些?
参考答案:
生产矿井必备的基本矿图有:
井田区域地形图、工业广场平面图、井底车场平面图、采掘工程平面图、主要巷道平面图、井上下对照图、井筒断面图、主要保护煤柱图。
完形填空。 | |||
My friend Tony is an American 1 . He is ten years old. He lives 2 his family in China now. There are 3 people in his family: his mother Mrs. Green, his father Mr. Green and his little sister Amy. He has a white cat. 4 name is Betty. Look, Amy 5 with Betty. His father, Mr. Green, is watching TV 6 his mother is doing housework. What about Tony? He is doing his Chinese homework. He 7 Chinese well, but he doesn't write Chinese 8 . Tony's mother works in a TV station. His father works in a school as a/an 9 teacher. Tony and his sister 10 to the same school. | |||
( )1. A. man ( )2. A. on ( )3. A. two ( )4. A. His ( )5. A. play ( )6. A. and ( )7. A. says ( )8. A. well ( )9. A. Chinese ( )10. A. goes | B. boy B. at B. three B. Her B. plays B. but B. speaks B. good B. Japanese B. go | C. girl C. with C. four C. It's C playing C. or C. tells C. fine C. English C. going | D. children D. in D. five D. Its D. is playing D. so D. talks D. nice D. Australian D. to go |