耐磨强度指皮革在规定压力下使用旋转的砂轮或砂纸摩擦皮革表面，规定转数下试样的重量损失或厚度减少。
因此，要求两段炉用煤比单段炉用煤更应具有较高的抗碎、落下和耐磨强度。
Squeeze Therefore, request two paragraphs than single segment with coal stove with coal more should have furnace broken, high resistance and wear strength falling.
本发明对可显著提高金属零部件表面的耐磨强度，具有工艺简单、操作方便、生产成本低的明显优势。
The invention can obviously enhance the abrasive resistance of the surface of the metal part and has obvious advantages of simple process, convenient operation and low production cost.
齿轮齿形采用磨齿加工，齿面采用智能控制渗碳淬火技术，齿轮的强度高、韧性和耐磨性好。
Employing abrasive machining for the form of the gear and intellective-control carburizing and quenching technology for the surface, the gear is with high intensity, strong tenacity and wearability.
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