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- Raising the stability of outer core barrel is the main approach to extend the life of core bit and to raise core recovery and the footage of single core barrel. The outer core barrel with centralizer is an effective method to raise its stability. 提高外筒穩定性是延長(cháng)取心鉆頭壽命、提高巖心收獲率及單簡(jiǎn)進(jìn)尺的最主要途徑,而外筒加扶正器是提高其穩定性的有效方法。
- After having completed the model analysis of the pressurized water reactor (PWR) core barrel in an l:10 model, the dynamic characteristics are obtained. 在反應堆1:10模型上進(jìn)行了堆芯吊籃結構的空氣和靜水中模態(tài)分析試驗,獲得動(dòng)態(tài)特性。
- The application of two types of self designing and developing core barrel in tertiary sandstone containing shingle and conglomerate of Songliao Basin was introduced. 介紹了自行設計加工的2種取心鉆具在松遼盆地第三系含礫砂巖、砂礫巖層的應用情況。
- These security services enable and extend core Web services security protocols and bindings and provide service-oriented mechanisms for authentication, authorization, trust policy enforcement, credential transformation, and the like. 這些安全服務(wù)啟用并擴展了核心Web服務(wù)安全協(xié)議和綁定,同時(shí)提供面向服務(wù)的身份驗證、授權、信任策略強制、證書(shū)轉換等機制。
- Run in hole core barrel. 下取芯筒。
- The test and popularization results of the method of putting in stalk through pulling apart core by Using the long core barrel in Sichuan hard rocks are simply presented in this article. 本文簡(jiǎn)要介紹了撥斷巖心接單根方法在四川硬地層長(cháng)筒取心中的試驗和推廣效果。
- Core barrel blockage usually occurs in the unconsolidated and broken sand formation coring.If this is not detected in time then the core will be worn out easily, and the data will be lost. 在疏松及破碎砂巖地層取心時(shí),經(jīng)常會(huì )遇到的問(wèn)題是堵心或卡心,若沒(méi)有及時(shí)發(fā)現容易磨心,使資料丟失。
- Research of Core Barrel Blockage Alarm Device 堵心監視裝置的研制
- Core barrel heads for core drills 巖心鉆巖心管接頭
- Core barrel with rubber container 橡膠套巖芯桶
- Core barrel with rubber core container 橡膠套巖心筒
- Core drilling with long core barrel 長(cháng)筒取心
- The gymnast extended her arms horizontally. 那女子體操運動(dòng)員雙臂平伸。
- HZ308 Multi-Function Core Barrel HZ308多功能取心鉆具
- It is a barbarous way to extend territory by arms. 以武力擴張領(lǐng)土是一種野蠻的方式。
- single swiveling double-tube core barrel 單動(dòng)雙管取心器
- She warmly extended both hands towards us. 她熱情地向我們伸出了雙手。
- They extended the Queen a warm welcome. 他們熱烈歡迎女王。
- Considering the complex coring situation in Sichuan,it is proposed to popularize the"three joints"and"two jioints" outer core barrel assembly,and the setting position of centralizer on outer core barrel is discussed also. 本文結合四川地區取心復雜的情況,建議推廣“三節式”和“兩節式”外筒組合,并對扶正器在外筒上的安放位置進(jìn)行探討。
- The bird extended its wings in flight. 那鳥(niǎo)展翅飛翔。
