This paper introduces the method of synchronous control base on stepper hydraulic servodrive.It is satisfactury control effects of practical application in the Folding Machine. 討論了一種采用電液步進(jìn)伺服機構實(shí)現同步控制的方法，在數控折疊機的實(shí)際應用中取得良好的控制效果。
It is as if our information society is one huge aggregate copying machine. 這好像是我們的信息社會(huì )變成了一個(gè)復制機的巨大集合體。
In a document copying machine,a copy having tonal arrangements opposite to those on the original. 在資料復制機中，一種色調安排與原件相反的復制件。
