In the new model, error propagations of both the traffic density and the average velocity are considered and the extended Kalman filter is used to estimate all traffic states.是什么意思_In the new model, error propagations of both the traffic density and the average velocity are considered and the extended Kalman filter is used to estimate all traffic states.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句