The simulation results show that the tracking error of middle-convex and varying ellipse piston linear servo drive system can be reduced effectively by this method.

仿真结果表明，采用这种控制策略可以十分有效地减小中凸变椭圆活塞直线伺服驱动系统的跟踪误差。

youdao

The software design is finished, including system initialization, clock read and write, tracking Control, motor Drive module and so on.

同时完成了系统的软件设计，主要包括系统初始化，时钟读写，跟踪控制，电机驱动等。

youdao

The control and drive circuits have been implemented, and the realization of auto-tracking to offer igniting voltage is explained in detail.

设计出控制电路及驱动电路，阐述了自动扫描提供触发电压技术的实现方法；

youdao

The plan is simple: Waze will build maps by tracking where and how its users drive.

FORBES: A Crowd-Sourced Navigation Service

We took the iPhone 3G on a decent drive around New York, and found its tracking to be impeccable.

ENGADGET: iPhone 3G and firmware 2.0: the day after Mobile

She writes that checks with the drive industry supply chain suggest the total addressable market is tracking to 163 million units for the June quarter and 180 million for the September quarter, above her previous estimates of 160 million and 170 million, respectively.

FORBES: Connect