求翻译：焊接所用的焊丝、焊剂必须符合国家规范和设计要求，焊剂使用前应按要求烘烤。根据钢板的厚度，选用焊接电流、焊接速度、焊丝的直径，根据材质选用焊丝的材质和焊剂的牌号。是什么意思？

Welding wire, flux must comply with national specifications and design requirements, and use of flux should be required before baking. According to the thickness of the steel plate, the choice of the welding current, welding speed, wire diameter of wire material and flux, according to the material s

Solder the wires, solder flux must be consistent with the national norms and design requirements, use solder flux should be required before baking. Based on the thickness, use steel welding current, welding speed, Flux cored welding wire diameter, material selection based on solder materials and flu

The welding uses the welding wire, the solder must conform to the national standard and the design request, before the solder use should according to request the roasting.According to steel plate thickness, selects the welding current, the welding speed, the welding wire diameter, selects the weldin

Welding with flux-cored wire, flux must be compatible with national specifications and design requirements, flux used should be required before baking. According to the plate thickness, speed selection of welding current, welding, welding wire diameter, based on material selection of materials of we

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