其二为由土壤内摩擦力及土壤对履带板的外摩擦力所产生的推进力。
Another is caused by internal friction in soil and external friction between soil and track-plate face.
FU链运机是利用散状物料具有的内摩擦力和侧摩擦力的特性，进行输送物料的。
FU chain conveyor can transporting particle material by using the properties which the material has the friction and side press force.
影响铸铁压缩试验结果的因素很多，其中最主要的是材料内摩擦力及试件的鼓胀变形。
There 're many factors that influence the result of compression test for cast iron, among which the internal friction of material and the drum deformation of sample are most important.
然而，至今只有岩土极限分析与塑性力学中考虑岩土体的内摩擦力，而在弹性理论与能量理论等诸方面均未体现。
However, until now the internal friction is only considered in limit analysis and plastic mechanics, but not included in elastic mechanics and energy theory.
埋刮板输送机在垂直提升时，物料受到刮板链条在运动方向的压力，在物料中产生了横方向的侧面压力，形成了物料的内摩擦力。
Buried scraper conveyor in horizontal transmission materials, and scraper chain in the direction of the pressure and material, its weight in the materials produced in the friction.
埋刮板输送机在垂直提升时，物料受到刮板链条在运动方向的压力，在物料中产生了横方向的侧面压力，形成了物料的内摩擦力。
Buried scraper conveyor in horizontal transmission materials, and scraper chain in the direction of the pressure and material, its weight in the materials produced in the friction.
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