在线间距不足（）的双线区段作业时，配砟整形车靠邻线一侧的犁板严禁作业。A.4m B. 发布时间：2017-07-08 21:44 │ 来源：www.tikuol.com 题型：单项选择题 问题： 在线间距不足（）的双线区段作业时，配砟整形车靠邻线一侧的犁板严禁作业。A.4mB.4.2mC.4.4mD.6.5m
题型：单项选择题 从右侧选出正确的答语。( ) 1. Good afternoon. ( ) 2. What's this? ( ) 3. What's your number? ( ) 4. Sit down, please. ( ) 5. My name's A. ( ) 6. What color is your hat? ( ) 7. What's your telephone number? ( ) 8. What's your family name? ( ) 9. Thank you very much. ( )10. Hello! I'm Mary. A. It's Li. B. It's red. C. Thank you. D. My name's A, too. E. Nine. F. It's A. G. Good afternoon. H. It's 089-7652. I. Hi! I'm Jim. J. You are welcome. 查看答案