二、 Soil adhesivit!y 三、 Soil plastic Plastic -A soil capable of being molded or deformed continuously and permanently, by relatively moderate pressure, Into various shapes. 原来的杂乱排列 揉捏后的平行排列 图127片状粘粒塑性的显现二、Soil adhesivity 三、Soil plastic Plastic –A soil capable of being molded or deformed continuously and permanently, by relatively moderate pressure, into various shapes