在19世纪早期，西部宾夕法尼亚州的农民都给自己的马车轮子抹上乡下随处可见的气泡肥料胶土。
In the early years of the 19th century, farmers in western Pennsylvania kept their wagon wheels greased with puddles of bubbling muck that studded the countryside.
并将木质素-蒙脱土复合物填充三角带底胶与炭黑填充的三角带底胶进行了比较。
The base rubber filled with lignin-montmorillonite complex was compared with a base rubber filled with carbon black.
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。
A new type of high performance expansive soil stabilizer was prepared by adding other industry waste and supplementary cement materials into lime.
应用推荐