The synchro accuracy of two spinning wheels of spin forming machine can he obtained by using the synchro system of valve controlled pump-motor, therefore the quality of workpiece is ensured.
利用阀控泵-马达同步系统可以保证旋压机两个旋轮的同步精度，以保证旋件的质量。
As a result, how to design and develop a high efficiency and precision synchro-system is a difficult problem that is cared by many engineering technicians.
因此，如何来开发、研制出高效高精度的同步驱动系统就成为工程技术人员普遍关心和攻克的难题。
As a result, how to design and develop a high efficiency and precision synchro-system is a difficult problem that is cared by many engineering technicians.
因此，如何来开发、研制出高效高精度的同步驱动系统就成为工程技术人员普遍关心和攻克的难题。
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