1·As a new cooling equipment, vertical cooler provides a special feature by using counter current heating exchanging principle, that results desired cement cooling effect.
作为一种新型的冷却设备，立筒式水泥冷却器具有其独特的结构，利用逆流换热原理，获得了良好的水泥冷却效果。
2·The high-speed counter current chromatography(HSCCC) is a new form of support-free liquid-liquid partition chromatographic technique developed in the international academic circles.
高速逆流色谱（ HSC CC）技术是国际上较新型的无需固态支撑体的液-液分配色谱技术。