...引器，引导并监控纸张沿边缘进入印刷机以保证套准的装置，有多种类型，如固定式的或活动传感式的等等 Editing terminal 编辑终端 Effective energy density 有效能量密度，即到达单位面积表面的特定波长范围的幅射能，以J/cm2或mJ/cm2为单位表示，但须指明波长...
A key on a computer terminal which, when pressed in conjunction with another key, is used to perform a control or manipulation function,? E. g.,? To terminate an editing operation.