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- The mechanism of casing tube s thread tripping is analyzed and the measures to prevent casing tube s thread tripping are proposed in this article. 分析了套管脫扣的機理,提出了預防套管脫扣的措施,對提高套管產(chǎn)品質(zhì)量,減少油田掉井事故的發(fā)生具有重要的參考價(jià)值。
- CNC LATHE WORK FOR CORDAGE CORE ROD'S THREAD 繩索取心鉆桿螺紋的數控車(chē)削加工
- Stock's thread catcher 斯托克(氏)淚囊手術(shù)引線(xiàn)器
- By screwing in empty, unlabeled plastic drink bottles into the center sphere’s threaded holes, the lamp creates a burst of light and refraction. 將一球狀燈表面進(jìn)行螺絲孔加工，然后將若干用過(guò)的塑料飲料瓶除去商標，清潔干凈，安裝到一球狀燈上，由于光線(xiàn)的照耀及反射，球體發(fā)出明亮炫目的光彩。
- The jar’s threaded silver-colored closure houses an unusual pump that dispenses product without the use of a more traditional dip tube. 該罐的線(xiàn)程銀色關(guān)閉房子不尋常的泵免去產(chǎn)品無(wú)需使用較傳統的浸管。
- used e.g.for buttonholes to be subsequently tacked with lockstitch;standard needle thread catcher. 可用于鎖眼后需用鎖式線(xiàn)跡加固的鈕孔；
- The druggist put in a full stock of drugs. 那位藥商進(jìn)了一大批藥品。
- All its stock in trade is glossy paper backs. 該店的全部現貨是光面的平裝書(shū)。
- He ceded his stock holdings to his children. 他將股票讓給了他的子女。
- He went heels over head into buying mining stock. 他購買(mǎi)了礦業(yè)股票，做事真魯莽。
- The store is closing out a large stock of toys. 該店正減價(jià)出售大批玩具存貨。
- Mr Sharp ceded his stock holdings to his children. 夏普先生將他的股票過(guò)戶(hù)給他的子女。
- Have you any grey pullovers in stock? 你們有灰色套頭毛衣的現貨嗎？
- They spend the winter(s) in a warmer climate. 他們在氣候較暖的地方過(guò)冬。
- thread catcher 線(xiàn)鎖邊器
- The stock market trod water these days. 股市這幾天停滯不前。
- Most plural nouns in English end in "s". 英語(yǔ)的復數名詞多以“s”結尾。
- People seldom stock up on Chinese cabbage now. 現在人們很少貯存大白菜了。
- The sweater had shrunk after repeated washing(s). 這件套頭毛衣洗過(guò)多次已縮水了。
- The shop is having a sale to clear old stock. 為出售存貨商店正在減價(jià)甩賣(mài)。
