Printing press operators set up and operate sheet and web-fed presses to print text, illustrations and designs on a wide variety of materials such as paper, plastic, glass, leather and metal.
印刷机操作员设置和操作薄板和卷筒纸印刷机，在各种各样的材料上，如纸，塑料，玻璃，皮革和金属，进行打印文字，图片和设计。
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