【医】 接触反应

摘要循环悬浮床内固相浓度很低，改善气固混合对增强接触反应、提高脱硫效率起着关键作用。

culture contact

dressed contact【通信】

water-re-cooling device in which the heat-exchange media come into direct contact

Legendre contact transformation【数】

off contact

contact twin

contact printing【摄】

relating to contact between valve member and seat