abrasive jet bit磨料: abrasive; grinding compound; ...喷射: spout; spurt; jet钻头: boring crown; bore bit; dril ...磨料喷射钻井: ajd磨料喷嘴；喷射磨料钻头；磨料喷流: abrasive jets下载手机词典可随时随地查词查翻译
