问题
填空题
磨削内圆时，工件产生喇叭口的主要原因是纵向进给不均匀、砂轮有锥度（）。
答案
参考答案：砂轮接长轴细长
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磨削内圆时，工件产生喇叭口的主要原因是纵向进给不均匀、砂轮有锥度（）。
参考答案：砂轮接长轴细长
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| A: Which meal do we need most, breakfast, lunch or l ? B: Dinner. A: Dinner is the big meal of the day. But I don't 2 we need it most. B: Is lunch the meal we want most? A: No, 3 is the meal we need most. But why? C: It is a long time from night to morning. We have no 4 . A: Right! If we don't have breakfast, we don't feel _ 5 . But what makes a good breakfast? D: I think we can 6 milk, bread, noodles or porridge. 7 are good for breakfast. A: That's right. We can eat some vegetables and fruits 8 the morning, too. E: I 9 Coca-Cola a lot. Can I have that in the morning? A: You'd better not. Water is good for you. F: Mom says we can not eat too much things after 10 . A: Great! It may make you sick. After sport you need water and a rest first, not lots of food. | ||||
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