The research of copolymerization of ethylene and diolefin has theory value as well as practical significance.乙烯和共扼二烯烃的共聚合的研究不仅具有理论价值而且还有实际意义.In addition, the copolymerization of conjugated diolefin is the base to explore...
The vast majority of our cheeses are made with pasteurised milk...我们生产的绝大部分奶酪都是用巴氏消毒过的牛奶制成的。The bulk and weight of coal required in the majority of manufacturing industries is large in comparison with the bulk and weight...
“作为外语的英语教学”只有两种国际上认可的证书。There are only two internationally recognised certificates in Teaching English as a Foreign Language.壁炉的右边是各种镶框的证书。To the right of the fireplace are various framed certificates.中学生得到的证书叫文凭.The pap...
Surging is ordinarily associated with separation and re - attachment in the diffuser.喘振通常与气流在扩散段内的分离和再附相联系.The sea roils again, waves surging high , crash!海又动荡, 波浪跳起来,轰!Surging imports will add to the demand for hard cur...