英语单词“drill collar”的翻译、意思、用法、释义-英汉词典

单词	drill collar
释义	drill collar1.■【机械学】钻环
随便看	trailered trailer home, trailer house trailerist trailerite trailer-on-flatcar trailer park trailer record trailership trailer tent trailer truck trail formation trailhead trailing trailing antenna trailing arbutus trailing edge trailing spouse trailing time trailing vortex trailing wheel trailing zero trail mix trail net trail off(或away) Trail of Tears 乞米分邻里，看书到子孙熊梦又惊初卜虽微醖五斗，端有才一斛自有大名喧宇宙，岂劳当路借吹嘘二寸诚何济，仍疑饰辞托绣野春馀润，油云午更凝商略且为鱼作计，须臾毋死待丰年只有双溪水，照见寸心丹透彼名利关，沿此道义门唯愿圣主南山寿，何愁不赏万年春减字木兰花（韩叔夏席上戏作）题正凝堂青哥儿白鸠辞（一作夷则格上白鸠拂舞辞）横吹曲粗细铁什嚼食赀本惰废