解吸因数的大小排列顺序为：黄红壤、粉泥土、高岭土、珍珠岩、青紫泥、硅藻土。
The order of Df (desorption factor) value was: yellowish red soil>silt-loamy soil>kaoline>perlite>paddy soil (loamy clay) >kieselguhr.
集料根据用途及相当资源情况，可选用粉煤灰、矿渣粉、沙子、石粉、陶粒、浮石、膨胀珍珠岩等(也可不加)。
Aggregate use and considerable resources under the circumstances, the use of fly ash, slag, sand, stone, ceramic, pumice, perlite, etc. (or not added).
以萤石尾砂和珍珠岩废矿粉为主要原料，制备出环保型陶瓷透水砖，探讨了原料配方、成型压力和烧成工艺对透水砖性能的影响。
The effect of raw material formulation, firing process and molding pressure had been probed on the maim characteristics of water permeable ceramic brick.
以萤石尾砂和珍珠岩废矿粉为主要原料，制备出环保型陶瓷透水砖，探讨了原料配方、成型压力和烧成工艺对透水砖性能的影响。
The effect of raw material formulation, firing process and molding pressure had been probed on the maim characteristics of water permeable ceramic brick.
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