求翻译：轴承作为机械零件的关键部件，可能长时间工作在超高温、超低温、强腐蚀、超高真空等复杂恶劣环境中，而且还会承受强冲击、高磨损、。轴承的结构特点和工作环境要求轴承零件必须具备高的耐磨性、接触疲劳强度、表面硬度，良好的强韧性、尺寸稳定性、耐蚀和冷热加工性能。是什么意思？

Bearing as the key components of the mechanical parts, and may work long hours in the ultra-high temperature ultra-low temperature, strong corrosion, the complexity of the ultra-high vacuum and other harsh environment, but also withstand high impact, high wear and tear. Bearing parts bearing the str

As a mechanical bearing part of the key components that may work long hours at very high temperatures, ultra-low temperatures, strong corrosion, ultra-high-vacuum and other complex environments, but also withstand strong shock, high-wear. Bearing the structural characteristics and work in an environ

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