常見(jiàn)例句雙語(yǔ)例句Experiments on CO2 gas shielding GDQA308L flux cored wire one side welding using ceramic backing were also implemented.對(duì)CO2氣保護(hù)藥芯焊絲GDQA308L配合陶瓷襯墊單面焊雙面成形進(jìn)行了試驗(yàn)。The percentages of the flux composition in YJ657 basic flux cored wire which affected the welding technology of basic flux cored wires had been studied.研究了YJ657堿性藥芯焊絲藥芯粉的成分配比對(duì)焊接工藝性能的影響。The effect of profusion on reducing the core melt-retardation of flux cored wire is studied.研究了藥粉預(yù)熔對(duì)改善藥芯焊絲滯熔現(xiàn)象的作用。 返回 flux cored wire