QA system的用法和樣例：
例句
- At last the evaluating system of the catalytic converters is designed for the CNG vehicle.
并設計了天然氣汽車(chē)的專(zhuān)用三元催化器性能評價(jià)系統。 - The system can be used to optimize the controller and improve the control performance by comparing performances of the temperature controllor with differnt control parameters.
本評價(jià)系統可以用于整定優(yōu)化的控制參數，改進(jìn)與提高溫控系統的控制性能。
