This paper presents a survey of application situation of the introduced techniques in order to promote exchange and quicken digestion and absorption.
本文就引进技术的应用状况作一简要评述，以促进交流，加快引进技术的消化吸收。
2
Arsenic is separated from the bismuth matrix by ion exchange method and determined by hydride generation atomic absorption spectrophotometry.
该方法用离子交换将砷同基体铋分离，然后用氢化物发生原子吸收光谱法测定。
3
Absorption chiller mainly by the four exchange equipment composition, namely generator, condenser, evaporator and absorber, they formed two cycle loop: refrigerants circulation and absorber cycle.