问答题
货车溜放时，由于轴颈轴承间和轮轨间的摩擦而产生的阻力叫货车溜放基本阻力。货车溜放基本阻力与车辆轴承的类型（滑......
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溜车不利条件 unfavorable condition for car rolling
名词解释溜车不利条件 unfavorable condition for car rolling
溜车有利条件 favorable condition for car rolling
名词解释溜车有利条件 favorable condition for car rolling
迂回线 around about line of hump
名词解释迂回线 around about line of hump
