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...
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...
Expertly he zigzagged his way across the field, avoiding the deeper gullies.他熟练地左一拐右一拐地绕过深沟，穿过了原野。The office buildings were slightly zigzagged to fit available ground space.办公大楼为了配合可用的地皮建造得略呈之字形.The lightning zigzagged t...
The crowd in Robinson's Coffee-House was thinning, but only by degrees.鲁宾逊咖啡屋里的人正在变少，但也只是渐少而已。Robinson didn't think the story was so far off the mark.鲁宾逊认为这个报道根本算不上离谱。Robinson was sent to Italy to cover the 199...
The programme of sell-offs has been implemented by the new chief executive.新任总裁已经执行了抛售方案。I had to admire David's vow that he would leave the programme.戴维发誓要离开这个项目，我不得不对他表示钦佩。That programme will include live commenta...