词汇	龜鳳
释义	龜鳳 guī fèng龟和凤。比喻贤人。龟凤
随便看	cation-exchange membranes cationexchange packing cation exchange packing cation-exchange packing cationexchange paper cation exchange paper cation-exchange paper cation-exchange polymer cation exchange process cation exchange properties Cation Exchange Proteins cationexchanger cation exchanger cation-exchanger cation-exchanger capacity cation exchange reaction cation exchange reaction method cation exchange reactor cationexchange redox polymer cation exchange redox polymer cation-exchange redox polymer cationexc hange resin cationexc-hange resin cation-exchangeresin cation exchange resin