DuPont has offered the technology to fluoropolymer manufacturers globally in a royalty - free exchange.并且,杜邦已将这一技术免费提供给全球范围内的氟聚合物制造商.The preparation methods and materials such as ( fluoro - monomer ) and fluorosurfactant...
Individuals of these two lineages may have avoided one another for a number of reasons.这两个世系血统不同的类群彼此相互隔绝,可以有种种理由.All humans will have the ancestors therefore associated with their original 25 birth lineages.故而,所有人类都将拥有和...
His girlfriend had gone into the witness box and taken the oath.他的女朋友进入证人席并立了誓。The plaintiff's sole witness, a gambler and layabout, was easily discredited.原告唯一的证人嗜赌成性，游手好闲，其证词一下子就被推翻了。The convictions rest solely on...