通过宏微观形貌观察、金相检验、化学成分分析、压缩及硬度测试等方法,对某大型HDPE挤出机推力轴承盘断裂原因进行分析。结果表明:......

-The ISO standard 14577 is challenged for its violation of the energy law, its wrong relation of normal force FN with im......

Spherical indentations that rely on original date are analyzed with the physically correct mathematical formula and its ......