The PET fibre,when aminolyzed with ethyleneamine,can introduce amin oradical which will linkwith protein molecules,so as to improve the serviceability of the fabric.
涤纶经氨解改性后,其纤引入氨基,有利与丝素蛋白质合,以提高涤纶织物的服用性能。
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Many other American manufacturers followed the Ford plan, with the result that American automobiles are duplicating the story of American bicycles; because of their cheapness and serviceability, they are rapidly dominating the markets of the world.
许多其他制造商都效仿了福特的计划,结汽车正在复制自行车的故事;由于其价格低廉且易于维护,它们正在迅速占领世界市场。