测试技术课程复习题（Test Technology Review）.docVIP

测试技术课程复习题（Test Technology Review） Answer the following questions briefly: 1, in production engineering, which links are testing plays a major role? 1. Acceptance and screening of raw materials and components 2. Monitoring of process parameters 3. Complete the inspection and test of the product 4. Test and trial of new developed products 2, what are the components of a test system? 3, the development of testing technology depends mainly on the important factors in several aspects The computer is the power, the software is the master, the high quality data conversion device and the conditioning amplifier and the sensor are the key. 4, what are the features of the testing technology? 1, quantitative; 2, practice; 3, comprehensive; 4; development 5, what is the definition of the sensor? A sensor is a device that converts one form of information to another by means of a detecting element. 6 which sensors are introduced in this course? What sensors do you usually use in your actual job? The resistance type sensor, capacitance sensor, inductive sensor, magnetic sensor, piezoelectric sensors, magnetic sensors, thermal sensors, gas sensing resistance sensor, ultrasonic detection, sensor, photoelectric sensor, optical fiber sensor, CCD (Charge Couple Device) solid-state image sensor 7 、 what is the most common temperature sensor in your job site? Thermocouple and thermal resistor 8, the selection principle of sensors, which factors are considered? Sensitivity, response characteristics, linearity range, stability, accuracy, measurement methods, cost performance 9. What are the requirements for the sensors used in engine tests? High accuracy, high reliability, durability, unified standard, 10, measuring the static indicators of the sensor a few? What are they? There are four: linearity, sensitivity, hysteresis, repeatability 11, to meet what conditions, we can say that this system is linear system? There is a linear relationship between the input and output of the system 12. Wh