wear factor

The relative density of the composites is the main factor of influencing the wear rate. The composites with high density can remain relatively low wear rate of ( 0.5~ 2.1)× 10-3 mm3/ m under the experimental conditions.

复合材料相对密度对磨损率的影响较大，接近理论密度的复合材料在本研究试验条件下能保持较低的磨损率，最低可达到0.5×10-3~2.1×10-3mm3/m。

Easily wearing position of draught fan case surface, made from A 3 steel, is forced to take build-up welding process of GTC wear resisting alloy, and the service life of it is increased by a factor of 9.

采用GTC耐磨合金堆焊工艺，表面强化济钢焦化厂A3钢引风机外壳易磨损部位，使用寿命提高8倍以上。

Thermal ablation wear is a key factor in deciding the life of a rapid-fire-gun barrel.

摘要热烧蚀磨损是决定速射火炮身管寿命的关键因素.

The workers have to wear earplug to put up with the deafening moise in the factor.

工人们必须带耳塞才能够忍耐工厂里震耳欲聋的噪音.

To enhance thermal-wear resistance of the mandrel, it is required to use mandrel material which has dispersed carbide, linear expansion factor of the base metal close to that of the chide film, minimum elastic modulus and maximum thermal conductivity factor.

为了提高芯棒的抗热损伤性能，应使芯棒材料的碳化物弥散化，基体金属与氧化膜的线胀系数相接近，弹性模量尽量低，热传导系数尽量高。

Analyzing experiment data of grinding workpiece, the influence factor on wear of CBN wheel has been obtained, which wear of CBN abrasives and chippings adhered is the main resons in grinding hard steel, and surface abrasives melted is the major factors in grinding soft steel.

分析实验结果得出：磨削高速钢时砂轮磨粒磨损和切屑付着，磨削软钢时砂轮表面的切屑熔着是影响CBN砂轮寿命的主要原因。

Thermal ablation wear is a key factor in deciding the life of a fire-gun barrel.

热烧蚀磨损是决定速射火炮身管寿命的关键因素.