Water - supply unit may be called a printing plate water roll or water roll by version.

给水装置可称为印版水辊或叫靠版水辊.

The number of wire shall be one roll by one bobbin.

必须是一种规格线径于同一个线架。

Speed variation of each roll by means of two potentiometers on the control cabinet.

控制面板上两个旋钮直接控制辊速度.

We live for the now and rightly so, as the yeas roll by, partly I think, We should be busy inventing our future.

我们却活在当下也只能如此应该如此。时光流逝着，我们不可避免的会忙着创造我们自己的未来。