alpha rockwell hardness洛: short for Luoyang a surname威: power; might; strength尔: you硬度: hardness; solidity; scirrhos ...α-洛克威尔硬度值: alpha rockwell hardness number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:α-洛克威尔硬度，即可在微信中查询翻译
