rockweel hardnessrolinx process洛: short for Luoyang a surname氏: family name; surname威: power; might; strength尔: you硬度: hardness; solidity; scirrhos ...下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:洛氏威尔硬度,即可在微信中查询翻译