英语词汇“coal drill”的翻译、意思、用法、释义-英汉汉英词典

单词	coal drill
释义	coal drill 【采矿】煤钻以上来源于：《21世纪大英汉词典》 coal drill钻煤机coal drill鑽煤機礦冶工程名詞
随便看	coplanar-electrode structure coplanar force co-planar forces coplanar force system coplanar grid coplanar grid tube coplanar-grid tube coplanar-grid valve coplanarity coplanarity condition coplanarity condition equation coplanarity equation coplanarity of lines coplanarity of orbits coplanar line coplanar lines co-planar motion co-planar non-concurrent forces coplanar orbit coplanar orbital transfer coplanar orbits coplanar points coplanar stripline coupler coplanar system coplanar tape