管線長度 的英文怎麼說
中文拼音 [guǎnxiànzhǎngdù]
管線長度
英文
length of pipeline- 管 : Ⅰ名詞1 (管子) pipe; tube 2 (吹奏的樂器) wind musical instrument 3 (形狀似管的電器件) valve;...
- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 長 : 長Ⅰ形容詞1 (年紀較大) older; elder; senior 2 (排行最大) eldest; oldest Ⅱ名詞(領導人) chief;...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 管線 : line pipe; lead-out管線安裝 pipelining; 管線泵 in-line pump; 管線測量 pipeline survey; 管線敷設 pipelining
- 長度 : length; longitude; size; extent; footage
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High performance and high precision copper and copper alloy strips, electrolytic copper foil, lead frame, copper clad and printed - circuit board, special enameled copper wire, fashioned copper bar, track contact wire, medium and high elastic copper strips for interconnecting devices, precision alloy copper pipes for ac and cooling appliance, over - long and corrosion - resistant copper alloy condenser pipe, seamless cooper water pipe in housing construction and other copper fine and deep processing products will be highly developed in jiangxi province
江西將重點發展高性能高精度銅及銅合金板帶、電解銅箔、引線框架、覆銅板及印刷電路板、特種漆包線、異型銅排、軌道接觸線、接插元件用中高彈性銅帶材、空調與製冷精密合金銅管、超長耐腐蝕銅合金冷凝管、建築用無縫銅水管等10項銅精深加工產品。But now it ' s urgent to adopt new methods for calculating the head loss of regional drainage due to some factors such as long length, large flow quantity and probable strong topographic change
由於存在管線長、流量大以及區域地形變化幅度可能較大等因素,建設區域排水系統需要採用新的方法較為準確地計算水頭損失。Thus, urban gas load forecasting is an important research. it is a very important research task to forecast city gas load, for one hand, it will affect the planning of city gas pipe network, on the other hand, it is connected to the investment benefits and security of entire natural gas pipelines, and it ’ s meaningful for urban gas optimizing attemperation and gas pipeline optimizing operation
因此,預知燃氣負荷的大小也就是城市用氣系統的負荷預測是一項非常重要的研究課題,它不僅關繫到城市燃氣管網規劃,還關繫到整個天然氣長輸管線的投資效益和可靠性,對將來連接各城市的天然氣局域網路的優化調度和城市燃氣管網的優化運行都有十分重要的意義。It is proposed that the lrt system will adopt a standard rail gauge, power supply by overhead wires, main low - floor vehicles in six axes, one or two cars in one train set during the initial stage of revenue service, two or three cars in one train set in the later stage, 90m platform length, certificate payment system, type - b right - of - way on at - grade section, and signalling control for priority passing at intersections, etc
建議採用之輕軌系統為標準軌距,架空線供電之大部分低底板輕軌車輛,每列車以二輛編組營運,月臺設計長度為60公尺,以付費證明系統收費,平面段采b型路權,交叉路口以交通號志管制,給予優先通行權。二線合計之建設成本,以89年幣值估算,約需新臺幣131億元。This thesis mainly research the marketing management guided by related theories and based on the operation practice of xin shiming scientific and technological project co. ltd. through in - depth analyzing the market environment of domestic ophthalmic medical industry and the company ' s practice, the author has found that the main marketing problems are insufficient depth and scope of the product line, worse channel management, inadequate advertising input, too simple promote ways, the staff lacking systematic marketing knowledge, and the most important thing does n ' t have a long - term and intact marketing tactics suiting the development of the company
本文以營銷管理為主要研究方向,在相關理論的指導下,以鄭州新視明科技工程有限公司的經營實際為背景,深入分析了國內眼療行業的市場環境和該公司在營銷活動中存在的問題,包括產品線深度、廣度不足;渠道管理不力;廣告投入不夠;促銷方式過于簡單;員工缺乏系統的營銷知識;最重要的是沒有一套系統的適合公司長遠發展的營銷策略。On the base of analysing the ordinary design methods, aiming to the minimum annual cost or investment, taking the pipe length and water pump lift as decision - making variables, the linear programming models are presented to optimize the diameters of main network and field network
論文首先分析了常規微灌系統規劃設計方法,在此基礎上,以年費用或投資最小為目標,用離散管徑方法,以管段長度和水泵揚程為決策變量,分別建立了水泵加壓式和自壓式干管管網優化設計以及田間管網優化設計線性規劃模型。In order to achieve the optimized tunneling approach, first, tunneling procedures, shift length, horizontal jet grouting length, bench length and space length between c and d part of crd method are optimized ; on the basis of these results, two kinds of tunneling schemes are calculated with three - dimensional fem and the optimized tunneling scheme is achieved. as results of the optimized scheme, the conclusion is made that the gas pipe above the tunnel of sk3 + 355 section is secure. the calculation results are verified through comparison of numerical simulation results and site - monitoring measurement data
為得出適合本段工程的最佳施工路線,利用大型有限元通用軟體ansys對開挖順序、開挖進尺、水平旋噴長度、臺階長度及crd工法施工的c 、 d部相錯長度進行了有限元數值模擬和優化分析,並利用這些分析結果,進行了兩個施工方案的三維有限元動態施工模擬,得出了較優的施工方案,並利用施工后的地表沉降槽曲線,對sk3 + 355斷面處隧道上方的煤氣管線的安全性進行了分析,得出了利用此施工方案施工不會造成此處煤氣管線破壞的結論。Wirings of the poly layer are always utilized under the silicon grid technics. to control the macro - cell signal delay and improve signal integrality, the crossing among different nets must be averagely distributed to reduce the number of layer permutation. the metal layer wirings should be maximized and the length of poly layer wiring in each net should be minimized
硅柵工藝晶體管級布線利用多晶層走線,為了控制宏單元時延性能及改善信號完整性形態,關鍵是不同線網間交叉的均衡分配以減少走線的換層次數,最大化金屬層走線以及每一線網多晶層走線長度的有效控制。The calculation is based on the actual length of the first line even if this line has a full or partial double track or more tracks, excluding double tracks, stationsidings, tracks under the charge of stations, branch lines, specialpurpose lines and the non payable connecting lines
凡是全線或部分建成雙線及以上的線路,以第一線的實際長度計算;復線、站線、段管線、岔線和特殊用途線以及不計算運費的聯絡線都不計算營業里程。In accordance with different tripping annulus at the inlet, the numerical simulations of the reattachment length were performed with the " variable c ? " model. in the range of experimental reynolds number, the tripping effect on the reattachment length was developed in the figure. the dependence of the reattachment length on reynolds number was also analysed in the different status of pipe flow
利用變模型常數的-模型針對不同尺寸的擋環進行了再附著長度的模擬計算,在實驗雷諾數范圍內,建立了入口處擋環對再附著長度影響的變化曲線,分析了再附著長度在不同的管流流動狀態下相對于雷諾數的變化情況。Note : when actually applying, choose suitable type cable according to the pipe lenght, heat loss, work voltage, number of core wires. and core wire ' s section areas
注:實際選用時應根據管道長度、散熱量、工作電壓和芯線數,計算芯線截面而定。In the special fields role, quality control, accessories and equipment for machines or beyond that with measuring system, measuring table systems, linear testing technology as well as with concrete pipe technology, interface and / or with table systems and machinery software is hecht electronic aktiengesellschaft well - known
Hecht electronic aktiengesellschaft是一家現代化的、可靠的產品供應商,這家供應商從事混凝土管生產工藝,測量裝置,測量臺系統,工作臺組系統,位置、方位、項目、姿勢、地位、職位、立場、位、陣地、工位、位置度,定位,質量,質量控制,管、筒,滾輪、線圈,切削點、切割點,機器配件和裝備,長度測量技術,機器軟體的製造、銷售。The system whose distance precision is within ? 00m is adapt to crude oil gathering and transferring pipelines and long distance pipelines without missing alarm and has low rate of wrong alarm. it detects the real time situation of pipeline " s running. when the system meets the si tuat ion in which the amount of leak is beyond the 1 percent of total pipeline run, it will send out alarm in a instant, give the point of leak and evaluate the extent of leak
該系統適用於原油集輸管線及原油長輸管線,無漏報,誤報率低,定位精度達到了200米,實時監測原油管道的運行狀態,遇有大於管道輸送量的1泄漏時,能夠在短時間內聲光報警,給出泄漏位置及估計泄漏程度。Furthermore, we studied the influence of length, radius and aspect ratio on the charge density relative distribution curve, showing that length and radius play an important role in relative charge distribution of tube and in tip respectively
進一步研究了長度、半徑和長徑比對電荷密度相對分佈曲線的影響,表明長度主要影響管身電荷密度相對分佈,半徑主要影響尖端電荷密度相對分佈。Such a damage index is defined as the ratio of the repaired length to the total length of pipelines
破壞指標的定義為須修復的管線長度與管線總長度的比值。Mainly applying to thermal insulation of single long legnth pipe, the longest use length with one power suppply circuit from hundreds meters to thousands meters
主要適用於長距離和超長距離單一管線的伴熱保溫,一個電源點最大使用長度為幾百米到數千米。By use of g. d. shen ' s tunneling cascade theory we have fabricated high performance and high power tunneling cascade ingaas / gaas / algaas 950nm / 990nm double wavelength strained quantum well lasers on the basis of former tunneling cascade high power lasers and high brightness light emitting diodes. the lasers " two peak wavelength are 95 ? nm and 990 ? nm. el spectrum ' s fwhm is 3nm
在以往隧道級聯大功率應變量子阱激光器及高亮度發光管的理論研究與實驗的基礎之上,採用沈光地教授提出的隧道級聯思想,成功研製出基於ingaas gaas algaas材料的高性能大功率隧道級聯950nm及990nm雙波長應變量子阱激光器,激射波長分別為952 2nm和990 2nm , el譜的譜線寬度約3nm ,未鍍膜器件單面最大輸出光功率可達2w以上,閾值電流最低達120ma 。The fluctuation characteristics of liquid slug length in the downward inclined pipe with a large range of gas and liquid velocities were investigated on the basis of fractional theory of air / water slug flow
摘要利用非線性分析技術中的分形理論在較寬的流速范圍內對下傾管中空氣水段塞流的液塞長度波動特性進行了研究。A flap vlave used in pumping station is a kind of hydraulic - operated automatic gate, which is similar to a hinged check vaive. because of their simple structure and reliability, being able to shorten the length of outlet passage and facilitate the starting of pumping system in comparison with siphonic vacuum - distroied cutoff scheme. so it is propitious to be used and save investment but at the same time, flap valves always show some disadvantage
因拍門簡單、可靠,與虹吸真空破壞截流閉鎖方式相比,可以縮短出水管道(流道)長度,並利於泵系統起動,與快速閘門相比,拍門也有諸多優點,閘門門體易關閉不到位或卡住不能活動,因為門槽和?塊較軸孔容易殘留異物,閘門門體克服滑動阻力不僅無機械增益,且阻力和動力不在一直線上,門體易傾斜而自鎖,而拍門的工作可靠性則遠高於快速閘門。This valve is a combined regulating and flow measurement device and must be installed with five diameters of straight pipe of the same nominal diameter as the valve and without intrusions upstream of the valve
這種閥門是一種調節和流量測量的組合裝置,必須安裝在與閥門公稱通徑一致的直線管路,長度為五倍直徑的位置,使得閥門上游不會受到侵擾。分享友人