Further,thixotropy and stress-relaxalion were observed during deformation of bentonite filmand the degree of their effect on the compaction of molding sand were estimated.

 
  • 同時(shí)觀(guān)察到,在其變形過(guò)程中有應力松弛及觸變現象。文中討論了它們在型砂緊實(shí)過(guò)程中可能起作用的程度。
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