问题
填空题
刮板输送机发生刮板链在底槽出槽故障的原因可能是（）。
答案
参考答案：输送机本身不平直
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刮板输送机发生刮板链在底槽出槽故障的原因可能是（）。
参考答案：输送机本身不平直
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| Mr. Johnson worked in a restaurant, but he wasn't a good 1 and at last he was sent away. Once he went to see the doctor because something was wrong with his ear. He 2 the doctor twenty dollars after the 3 treatment. It made him think it easy to get money as a doctor. So later he 4 a hospital in a small town. At first, people there knew 5 about him and they came to see him. But soon they found he couldn't treat them at all and his medicine didn't 6 . One evening he heard the door 7 at and found a traveler 8 in front of his hospital. He thought he had a bad cold and 9 him take some medicine. After that the man left. On the second day a young man came in and said, "Thank you very much, doctor!" It 10 Mr. Johnson as he hadn't seen him before. The young man continued, "My uncle died from your wrong treatment yesterday and he left much money to me!" | ||||
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