英语词汇“hollow core rock bolt”的翻译、意思、用法、释义-英汉汉英双解词典

单词	hollow core rock bolt
释义	hollow core rock bolt 空心岩栓
随便看	First Sunday after the Epiphany first supernormal period first surface firstsurface decorating first surface decorating first surface mirror first-surface mirror firstsurface painting first surface painting first-surface painting first surgical stage first surplus insurance first surplus reinsurance first surplus reinsurance treaty first surplus treaty first surportting then coupling First Survey Rifles first sweating first swing first symbol First symptom First symptoms first symtoms First Syrian-Egyptian War first system