This surface has extreme hardness (60 RC. ), excellent wear and corrosion resistance, and low coefficient of friction.
这表面有极高的硬度（60局。），耐磨性和耐腐蚀性，低摩擦系数。
The grooves on the heated surface lowered the flow resistance and enhanced the film heat transfer coefficient 2-3 times that of flat plates.
相同雷诺数的槽板平均表面换热系数是平板的2～3倍，同时减小了流动阻力。
The tube surface has extreme hardness (60 RC.), excellent wear and corrosion resistance, and low coefficient of friction.
管表面有极大的硬度(60钢筋混凝土。)，良好的耐磨性和耐腐蚀性，低摩擦系数。
The coefficient can be indicative of the material abrasion resistance properly and directly used to calculate the safety gas velocity in the convection heating surface of coal-fired boilers.
并用它表征塑性材料的抗磨性能。该系数可直接应用于计算燃煤锅炉对流受热面的安全烟速。
Properly formulated plating solutions containing the right size particles dispersed in a suitable medium provide low coefficient of surface friction with outstanding wear resistance.
适当配比的镀液，加入拉径正确而又分散于适宜介质内的微粒，可提供表面摩擦系数低、耐磨性优异的镀层。
The ceramic pushing plate has high reliability, long service life, and energy-saving effect because of the low surface friction coefficient and small rotational resistance.
陶瓷推力盘具有可靠性高使用寿命命长的特点，由于其表面摩擦系数低，转动阻力小，因而还具有节能效果。
Moreover, the performances of sample surface, such as microhardness, friction coefficient and corrosion resistance are evidently enhanced.
在试样的表面性能方面，发现注入后的表面硬度、摩擦系数、防腐蚀能力得到了明显的增强。
These kind of cutting tools have high hardness, good wear-resistance, low friction coefficient, can be used for high surface finishes machining of non-ferrous.
金刚石膜刀具和聚晶金刚石刀具硬度高，耐磨性好、磨擦性好、磨擦系数小、抗粘接性强，用于有色金属的高光洁度加工。
These kind of cutting tools have high hardness, good wear-resistance, low friction coefficient, can be used for high surface finishes machining of non-ferrous.
金刚石膜刀具和聚晶金刚石刀具硬度高，耐磨性好、磨擦性好、磨擦系数小、抗粘接性强，用于有色金属的高光洁度加工。
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