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powder metallurgy iron-based products
释义
powder metallurgy iron-based products
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工学
粉末冶金材料
释
powder metallurgy iron-based products
粉末冶金铁基零件
以钢铁粉末为原料,采用粉末冶金技术制造的一类机械零件。又称烧结铁基零件。
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The Romance of West Chamber in Zhugongdiao-Style Songs
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theront
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theropods
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the Rose Apple Literary Society
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The Round House
The Rout/The Nineteen
The Roving Swordsman
the row-boat dance
The Royal Ballet of Cambodia Play
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the royal clan education
The Royal Dao's Altar in Northern Wei Dynasty
the royal kiln of Qing Dynasty
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the ruins of the Aihui New Town
the rule of honest and clean government
the rule of law manner
the rule of law system
the rule of renqing
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