何老的泥塑用的是土层深处的胶土，看来，真正的艺术还得向深处挖掘。
Ho old clay soil using a soil depth of the glue, it seems, the real art have to dig deep.
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.
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