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采用适宜的镀液组成和工艺条件，可得到高吸收比与中等热发射比的多元合金复合涂层，其吸收比α为０．９０—０．９３，热发射比εｎ为０．６８—０．８０，涂层的热稳定性和耐候性较好。该涂层成本低，具有潜在的应用前景。
Adopting appropriate bath composition and process conditions, a multi-alloy coating with high absorption ratio and medium heat emission ratio can be obtained, the absorption ratio α is 0.90-0.93 and the thermal emission ratio εn is 0.68-0 .80, the thermal stability and weather resistance of the coating is better. The coating is low cost and has potential application prospects.