A mathematical model for the traction, the lateral stability and the power characteristic was built based on the analysis and calculation of the snow-shoving resistance, the tangential traction and the power consumption of a one-way plough type snow-shovel.
在分析计算单向犁板式浮雪铲的除雪阻力、切线牵引力及功率消耗的基础上，建立了牵引力、侧向稳定性、功率特性分析的数学模型。
In this paper the sands'physics-mechanics properties were measured with the sample of northwest desert in China, taking WTC5120TSM desert vehicle as the object to study the desert trafficability, presented the formulas of tangential tractive force and motion resistance, taking the pothook tractive force and the traction coefficient as the evaluating indicators of trafficability.
以我国西北部沙漠为样地测定了沙土的物理－力学性质，以WTC5120TSM沙漠车为对象进行了沙漠通过性的研究，给出了切线牵引力和行驶阻力的计算会式，以挂钩牵引力和牵引性系数作为通过性的评价指标。
In this paper the sands＇ physics-mechanics properties were measured with the sample of northwest desert in our country, taking WTC5380TSM desert vehicle as the object studied the desert trafficability, presented the formulas of tangential tractive force and motion resistance, taking the pothook tractive force and the coefficient of traction as the evaluating indicator of trafficability.
淮阴工学院，江苏淮安223301摘要：以我国西北部沙漠为样地测定了沙土的物理一力学性质，以WTC5380TSM沙漠车为对象进行了沙漠通过性的研究，给出了切线牵引力和行驶阻力的计算公式，以挂钩牵引力和牵引性系数作为通过性的评价指标。研究表明，WTC5380TSM沙漠车在该沙漠中有较好的通过性能，能够满足交通运输作业的要求。
Vitreous fovea traction played some roles in the formation of idiopathic macula hole in its early stage, but the traction included anterior and tangential direction.
玻璃体黄斑牵拉力在裂孔形成早期阶段起一定作用，其作用方向可能包括前向和切线方向。
The rolling contact theory of three-dimensional elastic bodies with non-Hertz form is utilized to determine the normal pressure and tangential traction on the contact surface of wheels and rails in rolling contact.
根据确定的轮轨接触几何参数和轮轨接触界面之间的蠕滑率，利用非Hertz滚动接触理论分析计算了锥型轮对和钢轨滚动接触斑作用力的分布。
In this paper, the marshland of Daxinganling forest region is classified into three kinds, the pass performance of three kings of crawler fire engine, J-50, A531, BFC804 and a kind of two-wheeled forest fire engine of special light-duty HS-8 is studied in theory and test, the calculation formulas of the tangential traction force and the external motion resistance of vehicle are given and the drawbar pull is used as evaluation index.
对大兴安岭林区的沼泽地进行了分类，并对3种履带式森林消防车J-50、A531、BFC804和一种特轻型双轮森林消防车HS-8的沼泽地通过性作了理论与试验研究，给出了切线牵引力和行驶阻力的计算公式，采用挂钩牵引力作通过性评价指标。结果表明，BFC804可以通过重沼泽地，A531和HS-8可以通过中沼泽地，而J-50只能通过轻沼泽地。