采用本发明方法，可解决超硬铝合金耐磨性不高的弱点，扩大超硬铝合金的应用领域。
By adopting the method, the weakness of low ultrahard aluminum alloy abrasive resistance can be overcome, and the application field of the ultrahard aluminum alloy is enlarged.
表明硬铝合金焊头极易发生表面的粘着磨损破坏，使得声学系统谐振特性变坏，效率降低。
It is shown that the horn made of aluminum alloys (e. g. Ly12CZ) is apt to adhesion-wear, that makes the resonance properties worsening and leads to decreasing of the acoustic transmitting efficiency.
对LY 12硬铝合金进行了热处理工艺试验，获得了该合金热处理工艺与力学性能之间的关系。
LY12 duralumin was heat treated on a trial basis and the variation of microstructure and mechanical properties with heat treatment process was obtained.
本文设计了用于钎焊硬铝合金ly 12的低熔点钎料，为实现铝合金在更低的温度下连接提供基础。
In this paper, low-melting filler metals for LY12 aluminum alloy were developed, which can be the foundation of aluminum alloy joining at a lower temperature.
通过对超硬铝合金7175T74的试验研究，给出了7175T74合金的锻造工艺参数。 依此工艺生产的锻件其性能达到美国宇航材料规范AMS4149A规定的技术指标。
By experimental research on the superhard aluminum alloy 7175T74, the parameters of forging process of 7175T74 are given, which achieve the mechanical property of the of U. S. 'AMS4149A.
对硬铝、纯铝、防锈铝合金镀银进行了试验并获得成功，投入了批量生产。
Successful tests on the silver plating on hard aluminium, pure aluminium and rust-proof aluminium alloy, are made and the mass production is finally carried out.
对硬铝、纯铝、防锈铝合金镀银进行了试验并获得成功，投入了批量生产。
Successful tests on the silver plating on hard aluminium, pure aluminium and rust-proof aluminium alloy, are made and the mass production is finally carried out.
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