gypsumroad
... gypsumroad石膏路 gypsumroofplank石膏屋面板 gypsumsand石膏粒 ...
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通过对钛石膏-粉煤灰复合路基回填材料的物理力学性能、胀缩性及路用工程性能的试验研究，探索了钛石膏-粉煤灰回填材料的工程性质和性能。
This paper studied the mechanical properties, expansion and contraction and road performance of backfill material made by waste gypsum from TiO 2 production and fly ash.
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