问题
问答题 简答题
为保持湿型砂性能稳定，日常生产中应检测哪些主要性能？
答案
参考答案：
水分、紧实度、湿压强度、透气性、破碎指数、流动性、含泥量、发气性。还应测有效粘土和有效煤粉含量、抗粘砂性、抗夹砂性
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为保持湿型砂性能稳定，日常生产中应检测哪些主要性能？
参考答案：
水分、紧实度、湿压强度、透气性、破碎指数、流动性、含泥量、发气性。还应测有效粘土和有效煤粉含量、抗粘砂性、抗夹砂性
| 先通读短文，掌握其大意,然后从A、B、C、D四个选项中选出一个可以填入相应空白处的最佳答案，并将其标号填入题前括号内。 | ||||
| Many people go to school for education. They learn languages, history, math and 1 subjects. Others go to school to learn skills to make a living. Schools education is very important and useful. Yet, no one can learn 2 from school. Even a very good teacher can't teach his students everything they want to know. The teacher's job is to show his students how 3 . He teaches them how to read and how to think. So, many things will be learned 4 school by the students themselves. It is always more important to know how to study by students 5 than to remember some formulas (公式). It is very easy to learn a formula in math, but it is hard to use a formula in 6 a math problem. Great scientists 7 us didn't get everything from school. Their teachers only showed them the way. Edison didn't 8 finish primary school, but he was so successful. He invented so many things for human beings. They were successful 9 they knew how to study. They read books that were not taught at school. They would ask many questions as they read. They did 10 experiments (实验). They worked hard all their lives and never wasted time. The most important thing was that they knew how to use their brain. | ||||
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