Used part of the rotor pump is a simple spur gear drive motor, electric screw fixation using pin.

部分转子泵采用的是简单的直齿轮驱动电机，电机采用地脚螺钉固定。

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The AC Servo-System drive is used instead of the traditional CAM driving mode to keep the synchronization of the pin-roller motor.

采用交流伺服驱动代替传统的机械式的凸轮传动机构，实现针辊电机与主电机的同步驱动。

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The AC Servo-System drive is used instead of the traditional CAM driving mode in order to realize pin-roller motor keep synchronization with the other motor.

采用交流伺服驱动代替传统的机械式的凸轮传动机构，实现针辊电机与其他电机的同步驱动。

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