Its is show that the rength of surface blended mud is reduced.It is different of the curves of ress-displacement of natural surface and bended mud surface,and the phenomena of mucosity is weakened.

• 结果表明:在接触面掺泥时,抗剪强度的粘聚力和内摩擦角都有不同程度的降低,其中粘聚力下降明显,并且剪应力与摩擦位移关系曲线有明显不同,而且粘滑现象明显渐弱。