sand clay clay

The undisturbed soil samples, including clay, silty clay, silt, sand, muck and mucky soil, come from about ten different legions in China.

试验土类包括粘土、粉质粘土、粉土、砂土、淤泥和淤泥质土，土样来自国内十余个不同地区。

For example, if one portion of pipe is in heavy clay soil and another is in well-aerated sandy soil, the portion in the clay will corrode with respect to the portion in the sand.

例如，管道的一部分在重质粘土中，另一部分在透气好的砂土中，粘土内的管段相对于砂土内的管段被腐蚀。

Green sand casting casting clay weight from a few kilograms until decades kilograms, machine tool lathe bed and clay dry type of casting production can be weighed dozens of tons.

粘土湿型砂铸造的铸件重量可从几公斤直到几十公斤，机床床身而粘土干型生产的铸件可重达几十吨。