该机结构紧凑，刚性好，便于移动，密封油槽式轨道，齿链驱动，行走阻力小，经久耐用，切割精度好。
The machine structure is compact, rigid good, easy to move, sealed tank-style tracks, tooth chain drive, walk the resistance is small, durable, cutting accuracy and good.
笔者将在此基础上．推导出履带式拖拉机的车辙大小的理论公式及其沿疏松土地行走时的运动阻力系数。
Based on the achievements obtained. the theoretic formula that determine the rut size of the caterpillar tractor and the friction drag coefficient of motion was deduced.
首次将工作装置切削力作为附加力计算到履带的行走内阻力、爬坡阻力上。
It is the first time that the cutting force as an additional force which put into the calculation of interior resistance force of track group and the resistance force when climbing the slope;
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