英语词汇“german tubbing”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	german tubbing
释义	German tubbing German tubbing [¦jər·mən ′təb·iŋ] (mining engineering) A form of tubbing, with internal flanges and bolts, for lining circular shafts sunk through heavily watered strata.
随便看	umr umra umrao singh memorial school umrara upper quartile ranking upper quasihomogeneous layer upper rail extend auxiliary upper rail extension upper rail retracted auxiliary upper range limit upper range value upper rate upper receiver upper reference limit upper regions upper reliability bound upper respiratory upper respiratory and digestive tract squamous cancers upper respiratory infection upper respiratory infections upper respiratory tract upper respiratory tract flora upper respiratory tract illness upper respiratory tract infection upper respiratory tract infections

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German tubbing