有良好的机械强度、硬度和一定的耐磨性、耐寒性、耐水性、化学稳定性及电气性能。
Good mechanical strength, hardness and wear resistance of some, cold resistance, water resistance, chemical stability and electrical performance.
有良好的机械强度、硬度和一定的耐磨性、耐寒性、耐水性、化学稳定性及电气性能。
Good mechanical strength, hardness and wear resistance of some, cold resistance, water resistance, chemical stability and electrical performance.
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