A new type of high performance expansive soil stabilizer was prepared by adding other industry waste and supplementary cement materials into lime.
以石灰为主要成分，通过掺入其它工业废渣类辅助胶凝材料，研制了一种高效膨胀土固化剂。
2
It is explained that filter materials for bag-type dust extractor will have expansive market foreground with the continually improvement to environment requirement.
说明了随着对环境要求的不断提高，袋式除尘滤料将有着广阔的市场前景。
3
Light steel and bamboo have their own unique advantages and performances, if the superiority of these two materials is combined, expansive development foreground will appear.