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刚玉磨料
释义
刚玉磨料
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普通磨料
释
alumina abrasive
刚玉磨料
以a型三氧化二铝为主晶相的普通磨料。简称刚玉。旧莫氏硬度8.9~9.1,新莫氏硬度12。
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sandy desert
sandy desertification in China
sandy land
Sandy Lives
sandy soil
SANEX流程
San Family Plate
Sanfang Qixiang
Sanfeng sect of Taoism
San Fernando
Sanford crater
sanforizing
Sanfrancico Mime Troup
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San Francisco Longshoremen’s General Strike
San Francisco Museum of Modern Art
San Francisco Treaty of Peace with Japan
Sanfu
san gaku problem
sangaku problem
Sanganeb Marine National Park and Dungonab Bay-Mukkawar Island Marine National Park
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