编制制动软管总成与软管吊链组成连接后，软管连接器的最下端距轨面的距离不小于（）mm。 发布时间：2021-02-18 06:58 │ 来源：www.tikuol.com 题型：单项选择题 问题： 编制制动软管总成与软管吊链组成连接后，软管连接器的最下端距轨面的距离不小于（）mm。A.60B.70C.100D.120
题型：单项选择题 完形填空。 One day a pig went to the stable (马棚) to 1 a good friend, an old horse, and was going to 2 there for the night. Night came and it was time 3 sleep. The pig went into the straw heap (稻草堆) and lay comfortably (舒服地). A long time 4 , but the horse was still 5 there and did not move. So the pig asked the horse 6 he did not go to sleep. "Standing like this is the beginning of sleeping." answered the 7 .The pig found it 8 to believe (相信) and said, "How can you stand there sleeping? It is not comfortable at all." The horse answered, "Comfort is your habit (习性). 9 horses, we have the habit of running quickly. So we are always ready to run quickly even if (即使) we are 10 . ( )1. A. look ( )2. A. left ( )3. A. by ( )4. A. passed ( )5. A. standing ( )6. A. what ( )7. A. animals ( )8. A. hardly ( )9. A. While ( )10. A. sleep B. see B. sit B. on B. pass B. stands B. why B. pig B. easily B. For B. asleep C. watch C. lay C. to C. past C. sitting C. when C. horse C. difficult C. As C. slept D. look at D. stay D. with D. was passed D. lying D. which D. heap D. easy D. Like D. to sleep 查看答案
题型：单项选择题 在下面关于PC机键盘的叙述中，错误的是( )。A．按键的编码可通过软件重新定义，键盘功能易与充B．PC机以串行方式输入所按键的扫描码，并将其直接存入内存的键盘缓冲区C．每次按键后，键盘向CPU发中断处理程序完成扫描码到ASCII码的转换，并将ASCII码存入内存的键盘缓冲区D．键盘工作后，相应电路会定时对按键矩阵扫描，得到所按键的位置信息，所以扫描码实际上就是按键盘的位置码 查看答案
