pho.to.en.grav.ing
n.（名词）The process of reproducing graphic material by transferring the image photographically to a plate or another surface, which is then etched for printing.照相凸版制版法：通过照相似地将影像传送到一个印板或其它表面，从而复制图表资料的过程A plate prepared by this process.照相凸版：通过这个过程而准备的印版A reproduction made by this process.照相凸版印刷品：通过这个过程而制作的复印件
