Lay out plate, sheet steel or other heavy metal and mark bending and cutting lines on work piece using protractors, compasses and drawing instruments or templates.
铺设莱板，钢板或其他重金属，用量角器，圆规和绘图工具或模板在工件上标记弯曲和切割线。
Tri-metal plate Offset plate for very ling run work where three layers of metal are used in manufacturing the plate.
三层金属版用在层不同金属造成，能作极大印量的柯式印版。
The main business metal laser cutting, the welding, hit services and so on sign, plate work processing.
主营金属激光切割、焊接、打标、钣金加工等服务。
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