关键制模工艺包括：母模制备、金属型壳制造、模框制作、背衬强化层制作、脱模以及后处理等。
Arc spray tooling process mainly includes: master pattern preparation, surface pretreatment, fabrication of the metal shell, frame fabrication.
搪玻璃反应釜是一种由玻璃衬层和金属基底材料复合在一起的化工设备。
Glassed steel reaction vessel is a sort of equipment for chemical engineering by coating a glass lining on metal body.
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