They perceived that the enemy was trying to wear down their resistance.

他们明白敌人是想的办法来制服他们的抵抗。

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

水冷和空冷的试样具有高耐磨性的重要因是其在磨损过程中诱发了马氏体相变,出现加工硬化现象。

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

研究了高硫氮共渗处理后的耐磨性及抗咬合性，并与未表面处理的试样进行了比较。