砂芯硬壓頭 diamond penetrator hardness: 維氏金剛石硬度; 維氏硬度rockwell hardness penetrator: 洛氏硬度壓頭shore hardness penetrator: 肖氏硬度壓頭vickers hardness penetrator: 維氏硬度壓頭core hardness: 砂芯表面劃痕; 砂心硬度; 芯部硬度; 心部硬度下載手機詞典可隨時隨地查詞查翻譯