词语三棱尺
解释three square scale
three square scale〔名词〕三棱尺详细»
三棱尺trihedral rule详细»
三棱尺three edged rule;three square scale;triangular rule;triangular scale详细»
三棱尺three-edge rule;triangular scale详细»
三棱尺triangle scale详细»
三棱尺three edged rule;triangular rule详细»
三棱尺triangular scale详细»