其次，进行了陶粒粉煤灰混凝土、粘性土、风积砂、砂砾和石灰土等几种材料的台背回填离心模型试验。
Secondly, models with different backfill-material such as argil fly-ash concrete, soil, sand, grit and lime-stabilized soil were experimented.
结果表明，用粉煤灰陶粒所配制的轻集料混凝土强度较高，干表现密度和热性能均能满足设计要求，而且更经济。
Study results show that sintered fly ash aggregate concrete is relatively high in strength and more economical in use, and its dry density and thermal properties can meet design requirements.
利用磨细粉煤灰、磨细矿渣和硅灰作为矿物掺合料，研究了各种矿物掺合料对粉煤灰陶粒混凝土抗压强度的影响。
This paper studys the influence of the mineral admixtures such as ultra-fine fly ash, ultra-fine slag and silica fume on compressive strength of lytag concrete.
采用粉煤灰陶粒配制成的轻骨料混凝土，其弹性模量实测值低于现有的经验公式计算值。
The measured Young's modulus of lightweight aggregate concrete using Lytag as coarse aggregate is lower than that calculating from existing empirical formula.
采用粉煤灰陶粒配制成的轻骨料混凝土，其弹性模量实测值低于现有的经验公式计算值。
The measured Young's modulus of lightweight aggregate concrete using Lytag as coarse aggregate is lower than that calculating from existing empirical formula.
应用推荐