Under the condition of diffuse type of vacuum arcs the contact erosion rates in ac vacuum contactors are analysed.
在扩散型电弧条件下对交流真空接触器触头侵蚀的特点进行剖析。
When we evaluate the property of contact materials, we should not only compare thier arc time, but also compare thier erosion rate of materials and arc energy.
作为评价触头的性能，不能单一地比较其燃弧时间的长短，尚应全面评价其分断电弧能量和材料侵蚀率。
Thereby, study on electrical contact materials which have the strong anti-electrical erosion has important significance.
因此开展抗电侵蚀性能强的电接触材料的研究有重要的意义。
The energy input from arc to contact surface is a decisive factor on erosion of contact materials.
电弧对触头表面的能量输入是影响触头侵蚀量的决定因素。
And also, the electric arc erosion of contact materials is engendered by heat effect of arc and other discharge phenomenon during the open and close of electric contact materials.
还发现触头材料的电弧烧损主要是触点在断开和闭合的过程中，产生电弧或其它放电现象的热效应所造成的。
The fusion welding, arc erosion mechanics and corrosion mechanics of Ag-W contact are also discussed.
对银钨触头的熔焊特性、电弧侵蚀机理以及腐蚀机理进行了探讨。
Four common etiologies of abrasion are discussed: traumatic abrasion, contact lens abrasion, foreign body abrasion, and recurrent erosion.
四种常见的病因磨损进行了讨论：外伤性磨损，隐形眼镜磨损，异物磨损，和经常性的侵蚀。
And factors affecting electric erosion, such as circuit parameters, mechanical parameters, contact materials working surroundings, etc., were also introduced.
还介绍了影响电侵蚀的多种因素，例如：电气参数、机械参数、触点材料、环境因素等。
The results show that the W-Cu contact produced possesses high density, excellent physical and mechanical properties and arc-erosion resistance.
结果表明，用本工艺制取的钨-铜触头具有接近理论密度的高密度、优异的物理机械性能和抗电蚀性。
The make-break test shows that AgC 5 contact material fabricated by nano-phase coating possesses good resistance against arc erosion.
分断实验表明 ：将纳米技术应用到银 /石墨触头材料的制备中 ，使材料的抗电弧磨损性能有了较大的改善。
The make-break test shows that AgC 5 contact material fabricated by nano-phase coating possesses good resistance against arc erosion.
分断实验表明 ：将纳米技术应用到银 /石墨触头材料的制备中 ，使材料的抗电弧磨损性能有了较大的改善。
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