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- Same as the nominal size of the pipe into which the valve will be installed. 與閥門(mén)將要安裝的管道的公稱(chēng)通徑相同。
- First, we will ameliorate and optimize the most standing N (with the diameter of 75mm) drill pipe structure, screw thread tie-in's configuration and size of the buckle to improve their intensity and security. 首先,對目前最常用的N(75mm 孔徑)規格的繩索取心鉆進(jìn)系統的鉆桿結構、接頭螺紋扣形及尺寸進(jìn)行改進(jìn)和優(yōu)化,使其有更高的強度和更大的可靠性。
- Nominal size of the pipeline into which the valve will be placed must be determined. 必須確定與閥門(mén)連接的管道的公稱(chēng)通徑。
- The final configuration of drill pipe and the load applied on it are related to the sequence of loading due to non-conservativeness of plastic bending. 通過(guò)對超短半徑鉆桿轉向過(guò)程的受力分析,建立了滑道的分段阻力模型,提出用滑道阻力系數評定滑道設計的優(yōu)劣。
- The thicker tube ends and double top structure used by CASTON are able to strengthen torque and prolong service life of drill pipe. 在鉆桿接頭加工中，凱司通公司率先采用先進(jìn)的管端加厚及接頭雙頂結構，大大增強鉆桿的許用扭矩和鉆桿壽命。
- Take model of drill pipe frame as a example, experimental modal based on ODS's testing method is studied and the modal parameter is distinguished and the testing results are analyzed. 以鉆架模型為實(shí)例，研究了其ODS測試方法試驗模態(tài)，識別其模態(tài)參數，分析其測試結果。
- Make up 15 joints of 5" HW Drill pipe. 接上15根5"加重鉆桿。
- She had lots of drill in listening. 她在聽(tīng)力方面受過(guò)許多訓練。
- What is the exact size of the room? 這個(gè)房間的確切面積是多少？
- The digitization management of drill pipes in Chinese oilfields has been always restricted by traditional managing models. 長(cháng)期以來(lái),國內油田鉆具管理的數字化發(fā)展一直受傳統管理模式制約而成為技術(shù)瓶頸;
- Standard nominal size of opening components for buildings 建筑物開(kāi)口構件標準標稱(chēng)尺寸
- Failure of Drill Pipe Internally-threaded Joint 鉆桿內螺紋接頭失效分析
- Standard nominal size of steel framed roof component for buildings 建筑物用鋼制框架屋頂構件的標準標稱(chēng)尺寸
- Transient liquid phase bonding of drill pipe 石油鉆桿的瞬時(shí)液相擴散焊技術(shù)研究
- His room is thrice the size of mine. 他的房間是我的房間三倍大。
- The drill pipes in some oil fields were diapired badly and continually and the diapiric happened to the intermediate belt's disappearance of drill pipes. 鉆桿刺漏大都發(fā)生在鉆桿加厚過(guò)渡帶消失處,優(yōu)化選擇鉆桿加厚過(guò)渡帶幾何尺寸是重要的措施。
- Standard nominal size of steel framed wall component for buildings 建筑物用鋼制框架墻壁構件的標準標稱(chēng)尺寸
- What size of collar is this shirt? 這襯衣領(lǐng)子的尺寸是多少？
- Identification groove of drill pipe 鉆桿識別槽
- The committee laid down rule about the size of tennis court. 委員會(huì )對于網(wǎng)球場(chǎng)面積的大小作出了規定。
