The product may form the feedstock to a subsequent refining process.产品可以作为原料去进一步加工.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 new visbreaking proce...
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...
They mill 1,000 tonnes of flour a day in every Australian state.澳大利亚各州每天都要磨1,000吨面粉。The power-generation plant belched out five tonnes of ash an hour.发电站每小时排出5吨灰。a record grain harvest of 236m tonnes2.36亿公吨创纪录的谷物收获量...
Puerto Ricans are U.S. citizens but they have no representation in Congress.波多黎各人是美国公民，但是他们在国会里没有代表。So many slanders are written every day in the daily press against Negroes and Puerto Ricans.因为在每天的新闻报导中都有反对黑人和波多黎各人的.So ...