英语词汇“traveling barrel”的翻译、意思、用法、释义-英汉汉英词典

单词	traveling barrel
释义	traveling barrel可提式抽油衬筒traveling barrel可提式抽油襯筒礦冶工程名詞
随便看	mineral oil mineral oil-- naphtha mineral oil; naphtha mineral oil;naphtha mineral oils mineral orange mineral ore mineral-- ore mineral; ore mineral-- organic mineral; organic mineral-- original mineral; original mineral paint mineral paragenesis mineral phosphate mineral physics mineral; physiological properties of mineral pigment mineral pigments mineral pitch mineral pitch (asphalt) mineral pitch-- asphalt mineral pitch; asphalt mineral-- plutonic