常見例句The paper discusses the WB36 steel's wedding craft feature,forewarm,wedding,heat treatment etc,and prosecutes all kinds performance test to wedding joint,then gains favorable results. 文章對(duì)WB36鋼的焊接工藝特點(diǎn)、預(yù)熱、焊接、熱處理等工藝規(guī)范進(jìn)行了探討,并對(duì)焊接接頭進(jìn)行了各項(xiàng)性能試驗(yàn),取得了良好的效果。cream forewarmer 奶油預(yù)熱器forewarmer heat exchange tube 預(yù)熱器換熱管forewarm 預(yù)熱 返回 forewarmer