英语词汇下等金刚石是什么意思，下等金刚石的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典-觉斋网

单词	下等金刚石
释义	DEFINITIVE EXAMPLES 权威例句〔bort〕Poorly crystallized diamonds used for industrial cutting and abrasion.下等金刚石，工业用钻石：结晶很差的金刚石，用于工业切割和研磨美国传统
随便看	beam strength of tooth beam support beam support beam suppression beam swinging beam swinging error beam switch beam switching beam switching tube beam system beam system beam target beam tetrode beam therapy beam trace beam transadmittance beam transmission beam trap beam trawl beam up beam upon beam velocity beam widening beam width beam with fixed ends

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