When the estimated speed converges to the actual rotor speed, the rotor flux observed converges to its true value, which can be used in direct field orientation control (DFOC).
当电机转速的估计值收敛于转速的真实值时，观测的转子磁链也收敛于其真实值，可将其用于直接磁场定向控制中。
Using center of gravity method, the system make the precise orientation of laser spot come true.
系统采用质心法，实现了激光光斑中心精确定位。
We will continue to highlight the international-orientation of the Expo, importing a batch of global exhibition brands to make this Expo a true platform for international exchanges.
我们将进一步突出国际化的办会方向，引进一批国际会展品牌，使本届西博会真正成为国际交流的平台。
We will continue to highlight the international-orientation of the Expo, importing a batch of global exhibition brands to make this Expo a true platform for international exchanges.
我们将进一步突出国际化的办会方向，引进一批国际会展品牌，使本届西博会真正成为国际交流的平台。
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