吸附
近义词与同义词
按词义分组列出,使用时请结合具体语境。
the process in which one substance takes up or holds another (by either absorption or adsorption)
the accumulation of molecules of a gas to form a thin film on the surface of a solid
基本解释
气体或溶质被吸着在固体或液体物质表面的现象。分物理吸附和化学吸附两种。前者以分子间力”相互吸引,如活性炭对氯气的吸附;后者以类似化学键”的力相互吸引,如镍粉(作催化剂)对氢气的吸附。