同样采用ISO 5005:1977，该标准规定了在任何装载条件或附件位置下确定推土机、装载机、自卸车和平地机等土方机械重心坐标的方法。关键词:重心；地球运动；拖拉机、装载机、自卸车；平地机

Identically adopts ISO 5005:1977, which specifies a method for determining the coordinates of the centre of gravity of earth-moving machinery such as tractors, loaders, dumpers and graders in any condition of loading or position of attachments. KEYWORDS: Centre of gravity; Earth-moving; Tractors, Loaders, Dumpers; Graders