“refrigerant alternative and phase out”的概念、定义、翻译、参考文献-科学参考

单词	refrigerant alternative and phase out
释义	refrigerant alternative and phase out Encyclopedia 工学制冷剂释 refrigerant alternative and phase out制冷剂替代为了满足《关于消耗大气臭氧层物质的蒙特利尔议定书》及其修正案的要求，世界各国积极开发不破坏臭氧层的新的环保制冷剂，来替代原来的CFCs和HCFCs制冷剂的过程。
随便看	connected im Kleinen connected Lie group connected Lie subgroup connected loop connectedly connected manifold connected neighborhood connectedness connectedness between herds connectedness number connectedness of real numbers connected net connected network connected number connected pair of functors connected part connected path connected piece connected polyhedron connected product connected region connected relation connected ring connected scheme connected semigroup

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。