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powder sintering
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powder sintering
Encyclopedia
工学
粉末冶金烧结
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powder sintering
粉末冶金烧结
金属粉末或粉末压坯在低于主要组分熔点的温度(或液相体积分数小于40%的超固相线温度)与保护气氛下通过热激活作用使原子发生迁移,实现粉末颗粒间冶金联结的过程。
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Decree on the Democratization and Development of Television and Radio Broadcasting in the USSR
Decrees and Regulations of Song Dynasty
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decumbent corydalis rhizome
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