shoulder end meaning in Chinese

前大腿肉；猪肩肉

Xm ) trundle needle , trundleing the post thrust bearing trundles the needle through the roll part of the body , cylinder roller and thrust maintain shelf and the thrust bed down the livestock to make up , trundleing needle and the cylinder roller is subjected to the shelf maintaining that the thrust maintains and guides . moreover thrust bed down the livestock against the difference , shaft , the pedestal encircles and employs in company , fix module shaft shoulder end face and the shell opening back plane dimensional tolerance , geometry accuracy , rigidity , axial is moved up and down , coarse degree ought to accord with the internation ， national standard stipulation demand
滚针，滚柱推力轴承由滚动体滚针，圆柱滚子及推力保持架和推力垫圈组成，滚针和圆柱滚子受到推力保持的保持架引导，并与不同的推力垫圈，轴，座圈一起使用，安装组件的轴肩端面和外壳孔底面的尺寸公差，几何精度，刚性，轴向跳动，粗糙度应符合国际，国家标准规定的要求。