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scratch hardness
释义
WordReference Random House Unabridged Dictionary of American English © 2024
scratch
′
hard′ness,
Metallurgy
resistance of a material, as a stone or metal, to scratching by one of several other materials, the known hardnesses of which are assembled into a standard scale, as the Mohs' scale of minerals.
1925–30
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biel
bield
bielefeld
bielersee
bielsko-biała
bien entendu
bien hoa
bienne
biennial
biennially
biennium
bienvenu
bienvenue
bienville
bier
bierce
bierkäse
bierstadt
bierstube
biestings
bifacial
bifacially
bifarious
bifariously
biff
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更新时间:2026/10/23 6:49:13