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- eleetrical contact materials 电触头
- An electroplating process of Ag-Ni alloy for production of electrical contact materials was presented. 介绍了用于生产电接触材料的银镍合金电镀工艺。
- The high contact pressure and the choice of different electrical contact materials enable high currents to be switched reliably. 高接点压力和选择不同的电接点材料能可靠地控制大电流。
- In recent years nanotechnology was applied in the research and fabrication of electrical contact materials and some favorable eff. 最近几年这一技术在电触头材料的研究和制备过程中已经有了初步的应用,并取得了良好的效果。
- In line with electrical and mechanical requirements, gold, silver, palladium, and their alloys are used as contact materials. 为符合机、电要求，金、银、钯以及它们的合金作为连接材料被得以使用。
- The Ag-ZnO electrical contact materials fabricated by AF method(atomization powder and hot forging;) and PM method(powder metallurgy) were studied in the present paper. 研究了AF法(雾化粉末热锻法)和PM法(粉末冶金法)制备的Ag-ZnO电接触材料。
- Its comprehensive coverage focuses on printed circuits, integrated circuits, contact materials, semiconductors, wire, bonding, brazing, soldering, and welding. 它的广泛报导集中在印刷电路、集成电路、连接材料、半导体、导线、粘结、钎焊、焊锡和焊接。
- The breaking arc experiments on five kinds of silver-based contact materials, AgCdO (12), Ag (Sn, In)O, AgZnO (10), AgNi (10), AgC (5) are carried out in terms of different breaking currents, breaking times, closed pressures and paired manner. 用该实验电路对五种银基触头材料AgCdO(12),Ag(Sn,In)O,AgZnO(10),AgNi(10),AgC(5)根据不同的开断电流、开断次数、闭合压力和配对方式进行了电弧侵蚀实验。
- The reason for exploitation of Cr-Cu series was discussed in view of the advantages and developments of vacuum swith, the technical vequirements and principles for rhc selection of vacuum contact materials. 本文从真空开关的优点及其发展、真空触头材料的技术要求及选择原则,论述了开发Cr-Cu系触头的必要性。
- The contact resistance of the electrical contact materials of AgNi(0.15) and AgNi(10) materials were tested, and the test results were analyzed. It provides an effective test tool for the research and analysis of contact resistance. 对AgNi(0.;15)、AgNi(10)两种材料的触点 进行了接触电阻测试;分析了其检测结果;为触点接触电阻状况的研究和分析提供了有效的检测工 具。
- The effect of contact resistance on electrical contact materials was analysis in this paper. The mathods which can be used to avoid electrical contact materials invalidation were summarized. 分析了电触点材料接触电阻产生的原因、影响因素以及电触点材料常用金属元素的腐蚀行为。概述了降低电触点材料接触电阻、防止触点元件失效的方法。
- The affect of BCu93P and BAg45CuZn on braze joint of AgNi contact material and H62 with resistance brazing is studied. 采用电阻钎焊工艺,研究BCu93P钎料和BAg45CuZn钎料对AgNi触头材料和H62钎焊接头的影响。
- The main problem of AgNi contact material for control apparatus with small capacity was investigated. 探讨了目前小容量控制电器用国产AgNi触头材料在运行过程中存在的关键问题；
- Many natural materials are becoming scarce. 许多天然原料越来越少。
- She cast her eyes down to avoid direct eye contact. 她垂下双目以避免对视。
- The effect of Li_2O and the total amount of metallic oxide in the contact material on the resistant to elec- tric erosion and fusion welding was dis- cussed. 讨论分析了 Li_2O 及金属氧化物含量对接点材料抗电侵蚀性及抗熔焊性的影响。
- The lower the hardness of contact material against WC coating, the higher the static friction coefficient of a pair.The roughening WC coating and the smoothin... 提高WC涂层的粗糙度以及降低与WC配对的偶件材料的粗糙度可有效地提高摩擦副的静摩擦系数.
- The beautiful curtain is made of remnant materials. 这个漂亮的窗帘是用零头布做的。
- Abstract: The processing principle and the experiment system and results of arc-remelting for the contact material of vacuum switches are described in this paper. 本文介绍了真空开关触头材料电弧重熔工艺原理和电弧重熔系统及实验结果。
- Some synthetic materials do not crush easily. 有些化纤衣料不易起皱。
