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sintered antifriction materials
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sintered antifriction materials
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工学
粉末冶金材料
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sintered antifriction materials
烧结减摩材料
用粉末冶金方法制取的具有良好自润滑性能的减摩材料。
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Qianfoya stone sculptures of Tongjiang County
Qianfozhai Grottoes on Dayun Mountain
Qian Fuchuan
Qiang and Geji People Fight
Qian Gaoyun
Qiang Boqin
Qiang costume
Qiang dance
Qiang embroidery
qiangen powder
Qiang flute
qianghuapao bamboo ball game
qianghuo shengshi decoction
Qiangic branch
qiangjian
Qiangju opera music
Qiang language
Qiangli Madetuli Ayate Migao
Qiang literature
qiangmu(cham)
Qiang music
Qiangshan Dao
Qiangtang Block
Qiangtang Gaoyuan
Qiang Tribe
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更新时间:2026/8/24 16:13:08