问题
问答题 简答题
盘拉小车不动作，该怎样排除故障？
答案
参考答案：
先看收、放线，备料台感应器有没有亮，再看安全门感应器有没有亮，最后到电器柜看是否跳闸了。
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盘拉小车不动作，该怎样排除故障？
参考答案：
先看收、放线，备料台感应器有没有亮，再看安全门感应器有没有亮，最后到电器柜看是否跳闸了。
"Eyes are windows of the soul." Everyone knows the 36 of the eyes. 37 more and more students are becoming near-sighted(近视). So how to protect the eyes is still a serious problem. Here is some advice on 38 protect your eyesight(视力). You should not keep your eyes 39 for a long time. When reading, you should keep the books about a foot away from you. After reading for an hour 40 two, you 'd better have a 41 by looking into the distance(远处). You must remember not to read in dark light or in 42, not to read on a moving bus or in bed. Doing eye exercises will help 43 to protect your eyesight. In a 44 , to keep 45 eyesight, we must have good studying habits.
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