Effect of basicity of electrode coating on desulphidation and dephosphorization is studied.通过试验研究了焊条药皮碱度对熔敷金属脱硫脱磷行为的影响.The experiments of dephosphorization of hot metal by using converter slagflux were performed in the s...
I blamed him and his generation for everything from McCarthyism to the Vietnam War to Watergate.我羞辱他以及他那一代人,从麦卡锡主义到越南战争,到水门事件.He has called on the government to lift its embargo on trade with Vietnam.他呼吁政府解除对越南的贸易禁运。Nort...