drive-in n. 〔美国〕(让顾客不下汽车即可吃饭、办事、看戏等的)路边饭店,路边银行;露天电影院。 adj. (饭店、电影院等)路边服务式的;露天营业式的。 Drive-in business far exceeded walk-in business. 露天营业式的生意远远压倒了室内服务式的生意。
The satisfied experimental results prove that extended kalman filter algorithm can real time estimate rotor speed and flux very accurately, and based on which the speed sensorless drive system has good static and dynamic performance 证明扩展卡尔曼滤波算法对磁链和转速的实时估计是非常准确的,由此构成的无速度传感器系统具有良好的静、动态性能。