问题
填空题
电容式传感器主要缺点有寄生电容影响较大、当电容式传感器用于变间隙原理进行测量时具有（）。
答案
参考答案：非线性输出特性
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电容式传感器主要缺点有寄生电容影响较大、当电容式传感器用于变间隙原理进行测量时具有（）。
参考答案：非线性输出特性
| Read and choose. 今天 Mike，Tom 和他们的父母一起乘火车去旅游了。阅读短文，选择确的答案。 |
| Mike and Tom are good friends. They often play together. Today is Sunday. It's a sunny day. They will go on a trip to Beijing with their parents. They are happy. On the train, they see many men, women and children. Some people are talking loudly. Some people are talking quietly. Some are sleeping. "Look! I see a goat." Mike says loudly. "Where? Please point to it." Tom asks. "There." Mike says. "I see. Not one goat. Five goats." Tom says. Mike says, "I like to take train. It's fun." "Me too. I like to go on a trip." Tom says. They have a happy Sunday. |
| 1. Mike and Tom are . |
[ ] |
| A. sisters B. brothers C. friends |
| 2. —What is the weather like? —It's . |
[ ] |
| A. sunny B. windy C. rainy |
| 3. They go on a trip with their . |
[ ] |
| A. grandfather B. parents C. teacher |
| 4. How many goats do they see? |
[ ] |
| A. Five. B. Ten. C. Seven |
| 5. Do they have a happy Sunday? |
[ ] |
| A. No. B. Yes. C. I don't know. |
| 6. Does Mike like to take train? |
[ ] |
| A. Yes. B. No. C. I don't know. |