I'm so sorry I missed the housewarming.很抱歉我没有赶上乔迁聚会。...a housewarming party.庆祝乔迁聚会Is all of life a tepid housewarming?生活的全部是不是只是迁入新居?We were really living it up at John’s housewarming party last night.在昨晚庆祝约翰乔迁之喜的晚会...
The new visbreaking process with de - oiled asphalt feedstock is discussed.论述了以脱油沥青为原料的减粘裂化新工艺.Hydrogen is an important feedstock used in petrochemical enterprises � � hydrogenation process.氢气是石化企业加氢工艺的重要原料.The product m...