用俄歇电子能谱（AES）研究了高真空下，环境温度对铀铌合金真空氧化膜的影响。
The heated oxidation film of U-Nb alloy is studied by auger electron spectroscopy (AES) at different temperature in the high vacuum chamber.
研究了用真空熔烧法制得的镍基合金-碳化铬复合涂层的热疲劳行为。
Therma fatigue behaviors of Ni base alloy-chromium carbide composite coating made by a vacuum fusion sintering method are discussed in this paper.
对用真空差压铸造法生产的铝合金铸件性能进行了研究，从理论和实践量方面论述了其较好的铸件内在性能。
The internal quality of aluminum alloy castings that were produced by Vacuum Differential Pressure casting was studied with both theory and practice.
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