短語(yǔ)詞組短語(yǔ)needle -coke 針狀焦needle petroleum coke 針狀石油焦raw needle coke 針狀焦生焦petroleum based needle coke 針狀焦super premium needle coke 超級(jí)針焦needle coke crude material 針狀焦原料Calcined Petroleum needle coke 煆燒石油針狀焦NEEDLE COKE CALCINATION MECHANISM 針狀焦煆燒機(jī)理coal -based needle coke 煤系針狀焦 返回 needle coke