MASS TRANSFER STUDIES OF INJECTING AERATED REACTION TOWER The Application of Air-lift Loop Column Filling with Porous Carrier in Wastewater Treatment

含有多孔载体的环流 曝气 塔处理污水的研究

The bio tower adopted armoured concrete frame whith using regular half soft filling .

塔式生物滤池采用钢筋混凝土结构，使用规整形半软性 填料。

Problem solution of the cooling tower water filling water system

冷却 塔 补水系统存在问题的分析与对策

In recent years high efficiency of filling tower has gradually substituted for wood space filling benzene washing tower .

近年来，焦化行业木格 填料洗苯塔已逐渐被新型高效填料 塔所取代。

With the improvement of voltage grade the carrying capacity of iron tower foundation becomes largen the ordinary foundation is difficult to meet the demand of the foundation carrying capacity under special geological condition it increases every year of the construction capacity of filling pile foundation .

送电行业随着电压等级的提高， 铁塔基础承载力趋大，在特殊地质条件下普通基础难以满足基础承载力要求， 灌注桩基础的施工量也在逐年增加。