The fatigue invalidation made by the kind of microcosmic and macroscopical mechanical stress concentrate 80% resulted in equipment part and metal components damage.
设备的零部件和金属构件发生的损坏，80%是由于各种微观和宏观机械应力集中所导致的疲劳失效。
Machinery Industry: Using nano-material technology for key components of mechanical nano-powder coating the metal surface, can improve the mechanical equipment, wear resistance, hardness and life.
机械工业：采用纳米材料技术对机械关键零部件进行金属表面纳米粉涂层处理，可以提高机械设备的耐磨性、硬度和使用寿命。
Machinery Industry: Using nano-material technology for key components of mechanical nano-powder coating the metal surface, can improve the mechanical equipment, wear resistance, hardness and life.
机械工业：采用纳米材料技术对机械关键零部件进行金属表面纳米粉涂层处理，可以提高机械设备的耐磨性、硬度和使用寿命。
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