短語詞組短語metallurgical formed coke 冶金型焦metallurgical -coke-base carbon refractory 冶金焦碳質耐火材料non -metallurgical coke 非冶金用焦Low Ash Metallurgical Coke 低灰冶金焦炭metallurgical coke quality standard 冶金焦炭質量標準metallurgical coke yield 冶金焦率furnace coke metallurgical coke 冶金焦炭buy Metallurgical Coke 巴基斯坦買家compound metallurgical coke 複郃冶金焦 返回 metallurgical coke