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粉末冶金学 | |||
粉末冶金学 | |||
粉末冶金; 粉末冶金 (The techniques of powder metallurgy point out a new way of making sheet metal direct from powder. 粉末冶金技术指明了直接用金属粉末生产金属板的新途径。); particle metallurgy 粉末冶金 | |||
粉冶零件; 粉末冶金 (学) | |||
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粉末冶金学英 | |||
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粉末冶金 |
powder metallurgy : 59 phrases in 12 subjects |
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