结果表明：表面越粗糙，越易起弧，形成更高的电弧能量，磨损形式主要是磨粒磨损、电弧侵蚀；

The results show that the higher rough surface will result in the arcing more easily and form higher arc energy, the forms of wear are mainly abrasive wear and are erosion.

youdao

结果表明：表面越粗糙，越易起弧，形成更高的电弧能量，磨损形式主要是磨粒磨损、电弧侵蚀；

The results show that the higher rough surface will result in the arcing more easily and form higher arc energy, the forms of wear are mainly abrasive wear and are erosion.

youdao