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结合实验分析土在螺旋钻具上的动态，以求得螺旋钻具在掘削土的过程中所消耗的扭矩，为设计提供依据。
Combined with the experiment analysis of soil dynamics in the auger, in order to obtain auger drill in the process of digging the soil of the torque consumed, to provide a basis for the design.