鉆距 的英文怎麼說
中文拼音 [zhēnjù]
鉆距
英文
drill change-
I have taken impotance to analyze the rallying point of famous product, concrete cost and capability of providing and guarantee in this artical, meanwhile, i have caculated the quantity of concrete needed for the year and got the regression equation with the historic data for drilling footage of eight years and the consuming quantity of oilwell cement by the method of linear regression, and it has very significance for the making of stock contract and the plan of concrete production, i have analyzed the physical distribution of oilwell cement by the transpotation flex and the advantage or disadvantage between direct distribution and distribution to store in this artical, and i have tried to find the balance point of the two distribution ways by the ecnomic analysis and pointd out the conception of economic semidiameter, and come to the conclusion of direct distribution, distribution to store, and subarea of distribution to store at last
本文對油井水泥供應商在品牌號召力、水泥成本、供應保障能力等方面進行了詳盡分析,並對供應商進行了能力排序;用線性回歸方法從八年鉆井進尺與油井水泥消耗量的歷史數據推算了當年度油井水泥需求量,得出了回歸方程,這對于油井水泥采購合同的制訂、水泥供應商生產計劃的制訂具有相當重要的意義;從運輸彈性分析出發對油井水泥物流配送進行了研究,對直達配送、入庫配送的優缺點進行了詳細的分析,在經濟分析的基礎上力求找到兩種配送方式的均衡點,並提出了經濟半徑的概念,得出了直達配送、入庫配送、入庫分區距離等幾項結論。Tubular heat exchangers ; tube pitches, diameter of bores in tube sheets, baffles and support plates
管式熱交換器.管心距管薄板的鉆孔直徑.擋板和支承The structure of the modern woodwork, processing quality has proposed higher demand to the wood processing equipment, for instance : wooden tenon position public errand, hole of interval, modes in chinese operatic music of furniture must high many rows of drill is it realize to come very by precision, panel unloading to is it realize to come by accurate person who cuts out board, is it is it is it is it sharpen by accurate numerical control machining center is it realize to come to mill to process to pare to milling extremely high of imitating etc.
現代建築裝飾及家具行業的發展與加工設備是休戚相關的。現代木製品的結構加工質量對木材加工設備提出了較高的要求,如:板式傢具的木榫孔間距的位置公差必須由精度很高的多排鉆來實現,板材下料是由精密裁板機來實現,仿型極高的銑削加工是由精密數控銑削加工中心來實現的。The distance of the single - row curtain grout hole is between 1. 4 to 1. 8 meter, and 2. 0 meter is suitable for the double - row curtain ; the grouting pressure generally is 1. 0 to 1. 5 mpa at the first three grout compartment, then grouting pressure of under the fourth control in 4 to 5 mpa ; for mast grout compartments, a water - cement ratio of 2 or 1 may used in the first grouting
鉆孔密度也由原來的0 . slm / mz降至o . 64n擴mz ,節約工程投資447 . 35萬元。 6 、單排帷幕的孔距在1 . 4一1 . 8m之間,雙排帷幕的孔距以zm為宜;灌漿壓力在地表以下前三段一般為1一1 . smpa ,第四段以下按4一smpa控制;對大部分孔段而言,開灌水灰比可定為2或1 。4 rig structure is separate group design, it assures good disassembility, rapid and convenient mount and transport, best working environment and lower labor strength as well as remote control and operation
5鉆機結構為分體式,可拆性好,搬遷安裝訊速方便並可遠距離操縱,一次搬遷完成多孔施工操作員工工作環境好,勞動強度低。4 rig structure is separate group design, it offers good disassembility, rapid and convenient mount and transport, better working environment and lower labor strength as well as remote control and operation
4鉆機結構為分體式,可拆性好,搬遷安裝訊速方便並可遠距離操縱,一次搬遷完成多孔施工操作員工工作環境好,勞動強度低。4 rig structure is separate group design, it assures good disassembility, rapid and convenient mount and transport, better working environment and lower labor strength as well as remote control and operation
4鉆機結構為分體式,可拆性好,搬遷安裝訊速方便並可遠距離操縱,一次搬遷完成多孔施工操作員工工作環境好,勞動強度低。Rig is already widely used in various projects such as water power stations situated in yunnan, guangxi, sichuan, guizhou and hubei provinces, and expressways as well such as ninbo - taizhou - wenzhou in zhejiang, huangshan - hangzhou in zhejiang, dali - baoshan in yunnan
二鉆機特點1鉆機結構為分體式,可拆性好,搬遷安裝迅速方便可遠距離操縱,操作員工作環境好。一次搬遷完成多孔施工,勞動強度低。The present results indicate that the diamond element always yields the highest heat transfer, followed by cube and waterdrop pin - fin. however, the pressure drop for the diamond pin is higher compared to the cube and waterdrop pin - fin. arrays with geometric parameters x / d = 2. 7 elements generally cause the greater heat transfer and pressure loss than those with x / d = 3. 3 and x / d = 4
研究結果表明:鉆石形擾流柱排換熱最強,方形次之,液滴形最弱,相應地鉆石形擾流柱排壓力損失也最大,方形次之,液滴形最弱;小間距( x / d = 2 . 7 )在換熱較強的同時壓力損失也高於其他兩種間距。The quantification indexes that token weathered degree are primary velocity, borehole rqd ( rock quality designation ), joint space, joint number and so on, and the unloading ones are primary velocity, joint opening, borehole penetrability and so on. the compartmentalization of different weathered and load - off zones according to quantification indexes tallies with the slope geo - stress computed by finite element method
其中研究風化分帶的定量指標有縱波速vp 、鉆孔rqd 、結構面間距與條數等,研究卸荷分帶的定量指標有縱波速度、節理開度與鉆孔巖體透水性,據此劃分的不同程度風化、卸荷巖體與有限元計算的壩區河谷應力場具有良好對應性。Abstract : aimed at the circumstances including deeper formation, wider wells " distance, few data in new exploratory zone and lower drilling success rate, etc., the paper discussed the drilling geological environmental factors such as seismic velocity and acoustic wave logging velocity, and put forward a set of technical methods including basical data treatment in deep exploratory wells, drilling optimal design and operations
文摘:針對塔里木盆地沙雅隆起井眼深、井距大的難點和新靶區探井參考資料少、鉆井設計盲目性大、鉆井成井率低等問題,分析探討了地震層速度和聲波測井速度等鉆井地質環境因素變化規律,提出了一套深探井鉆井基礎數據處理、鉆井優化設計和優化施工的技術方法。But it ' s well beyond the reach of the most lovestruck men - 50 light years to be precise
但是這顆鉆石是絕大多數熱戀中的男人怎麼也夠不著的精確的說距離有50光年。Sizes of specimens are the same as those in practical engineering project. the lipped channel section is used as wall studs and its space is 500 millimeter. the wall sheathings are screwed on cold - formed steel studs, with 12mm gypsum board on one side and 9 mm oriented strand board ( osb ) on another side
試件的立柱骨架為間距為500mm的c型卷邊槽鋼,兩側墻面板分別是12mm厚的石膏板和9mm厚的osb定向刨花板,墻面板與立柱骨架用自鉆自攻螺釘連接。The technology of directional butted & connected well means to butt & connect two or more wells directionally at the underground target extraction layer which is hundreds of meters away from the ground but hundreds of meters away from each other on the ground to fulfill mining with two or more wells connected
摘要定向對接連通井技術是採用定向鉆探技術和水平井技術,使地面相距數百米的兩井或多井,在地下數百米甚至數千米的目的開采層定向對接連通,實現兩井或多井連通采礦。Studies have shown, lead impeller nozzle it forms the hole to be equal to size of the nozzle, gush out from light, difficult to arrange bits and realize it cut one layer of advantages effectively ; under the equal condition, rotate the nozzle by oneself, can be designed in accordance with the actual need while vary the size of aperture of hole, gush out the distance longer effectively, it is apt to give play to the role of its pulse broken rock
以此設計出限速部分的參數,且初步討論射流功率與轉速之間的關系。研究表明,內導葉輪噴頭形成鉆孔孔徑與噴頭大小相當,有效噴距小,不易排屑和實現其切向剝層優勢;同等條件下,自旋轉噴頭,成孔孔徑大小可依實際需要設計,有效噴距較長,易於發揮其脈沖破巖作用。The domestic ones left behind hi reliability, accuracy and man - computer interface. aiming at the problem of existing drilling parameters monitoring system, a new monitoring method of drilling parameter is explored
總體上看,國內外鉆井參數的測量原理和方法都還有待改進和完善,國內鉆井參數儀表在可靠性、精度和人機界面等方面與國外相比又還有一定差距。Associated with a practical example of pipeline crossing with directional drilling technique in yizheng - changling crude oil pipeline, this paper analyzes the characteristics of crossing through rocky stratum with directional drilling, deliberates the stratum status, drilling machine selection, drilling tool assembly, direction control, mud control ; drilling process as well as emergency dealing scenarios at the stages of guiding - hole drilling, aperture expanding and back - towing
摘要結合儀征長嶺原油管道洪湖長江定向鉆穿越工程實例,分析了管道定向鉆穿越長距離巖石層的特點,論述了定向鉆穿越巖石層的地層狀況、鉆具組合、控向措施、泥漿控制、鉆進工藝以及導向孔鉆進、擴孔、回拖階段的應急預案,針對在鉆導向孔過程中因泥漿壓力高、信號線多次出現被高壓泥漿沖壞、造成控向信號不穩定甚至中斷的情況,對信號線的安裝提出了改進措施。Please use guide sleeve to protect the bit or tap and avoid the bit or tap slip during the work
為了保護鉆軸壽命之長久及中心距離之準確度預鉆之工作物須加用襯套並密著于工作物上。It can be used not only to infer position of the magnetic body relative to the drill hole but also to make quantitative - semi - quantitative calculation and inverse interpretation and calculation of the distance and depth from head or tail of ore bodies to the known drill hole at surface by rotating an angle so as to design drilling depth, dip angle and orientation of the next drill hole
其作用不僅可以判斷磁性體相對于鉆孔的位置,而且可以進行定量和半定量計算,以及經旋轉一角度採用地面方法作反演解釋,計算礦體頭部或尾部距已知鉆孔的距離、深度,設計下一鉆孔的深度、頂角、方位角。The calculation results demonstrate the effective eccentricity and the lifting force of the upper drill string are the major influential factors
計算結果表明,有效偏心距和上部鉆柱的提升力是影響近井口套管偏磨的主要因素。分享友人