Casehardening involves a change of surface properties to produce ahard,wear-resistant shell about a tough,fracture-resistant core.

表面化包含一度、耐磨性的壳以及韧性的芯。

The high wearing resistance of the samples after hydrocooling and air cooling was partially attributed to martensite transformation and work-hardening.

经水冷和空冷的试样具有耐磨性的重要原因是其在磨损过程中诱发了马氏体相变,出现工化现象。

The developed dual phase cast steel is applicable as scaleboard materials in a middle or smaller type of ball mill.

在给定的低铬铸铁下试样条件下,当冲击载荷较小时,铸态复相耐磨钢具有良好的冲击耐磨性。

This paper deals with the wear resistance and anti-seizing behavior of sulfonitrided high speed steel by comparing with that without sulfonitriding.

研究了速钢经渗处理后的耐磨性及抗咬合性，并与未经表面处理的试样进行了比较。

In this paper, the PVA of major component in the Sensitized emulsion was modified by the polyreaction with formaldehyde, butyl aldehyde, furfural and alcohol.

用甲醛、丁醛、糠醛对重感光胶中的主要成分聚乙烯醇进行改性,以增强感光胶的耐水性和耐磨性。

In order to strengthen its antifriction property, the material nature of the boards chooses a special formula of high molybdenum, high chromium and nickelic.

为增强其耐磨性，衬板采用的是钼、铬、镍特种配方。