series type motor

基本解释

The BDU-Series requires a motor of some type to drive the unit.
在BDU系列需要某种类型的电机驱动装置。
Usage: suitable for automatic wire winding of electric tool, series motor, slot type no hook commutator.
用途：适用于电动工具、串励电机、无钩槽形换向器的自动绕线。
eastjl.com
Introduced a new type of hydraulic pump(motor). The special pump(motor) is made of one rotor and two stators. A new theory is offered in the type of hydraulic pump(motor), and a new series is formed.
介绍一种新型液压泵（马达），该泵（马达）是由一个转子对应两个定子组成的特殊泵（马达），它将在液压泵（马达）的原理上增加一种新原理，并形成新的系列，可广泛应用于中、低压液压系统。