預開槽 的英文怎麼說
中文拼音 [yùkāicáo]
預開槽
英文
pre-slotting-
280ka aluminum smelting system is a large sized prebaking electrolytic tank developed and researched by our country. the whole system makes the control by means of centralized management and deconcentrated control. lt has the features of hight production and effciency, and, low investment, energy consumption and pollution, which are listed as hi - techindustrialization demonstrative project by the country
280ka槽鋁電解系列是我國自行開發研製的大型預焙電解槽，全系統採用計算機集中管理分散控制的方式進行控制，具有高產、高效、低投資、低能耗、低污染等特點，被國家列為高技術產業化示範工程。Finally, considering the request of the gfrp bars reinforced furan resin concrete electrobath, we designed the structure of the electrobath and use finite element method to analyse it. in the process, pre - stress also was considered. the result of use in practice indicate the properties of gfrp bars can meet the request of electrobath structure
最後結合玻璃鋼筋呋喃樹脂混凝土電解槽的設計與開發，對電解槽的配筋布置、結構尺寸進行了設計，用有限元方法對電解槽的整體結構進行了計算分析，並考慮了玻璃鋼筋預應力的影響，其設計計算結果已在玻璃鋼筋呋喃樹脂混凝土電解槽的實際生產中得到了應用，且使用情況良好。However, according to ann ' s theory, making use of visual basic development tool, friendly - interface single output three layers " artificial neural network generator base on improved bp algorithm has been developed by the author, and after constructing the model, the value of d _ ( cmax ), finally the gross bed - load transport rate of non - uniform sediment with a wide distribution in flume experiment of stead sediment transportation have been forecasted
筆者採用的途徑則是根據人工神經網路理論，利用vb開發出界面友好、基於改進bp演算法的多輸入單輸出三層神經網路生成器軟體，並採用該生成器建模，對平衡輸沙狀態下的水槽輸沙試驗的d _ （ cmax ）和總輸沙率進行預測計算。If pre - drilling mode was taken in an offshore oil development, pgb - free well drilling technology might be adopted for supplementary wells when the pgb slots were totally occupied
摘要採用預鉆井方式開發的海上油氣田，對水下鉆井基盤鉆井槽孔用完后增鉆的調整井，可採用無基盤鉆井方式作業。This paper is consisted of two major parts : one deals with the general working performance of the fmghp by setting up mathematic model and developing computer procedure, getting the datum related to the capillary flow and heat transfer, analysing the working characteristics of fmghp in different working temperature, heat flux and inclination angle etc. in this part, the prediction of capillary and boiling limit are also included. the other major part studies the flow and heat transfer characteristics in the micro - film region formed by the meniscus attached on the metalic fin in the micro rectangular groove. investigations on the influence of width of groove and other factors on heat transfer in this region have been made. the importance of this micro - region in the heat transfer of the entire heat pipe has been unveiled. the heat transfer characteristics gotten by this research could be used in design and application and also optimization of this kind of fmghp
本文在大量查閱現有國內外文獻的基礎上，總結並綜合前人有關微槽平板熱管理論研究方面的成果，對單面刻有槽道的微槽平板熱管進行了較為深入和細致的研究。本文的研究共分兩大部分，其中第一部分考察了該型熱管的整體工作表現，通過建立數學模型和開發相應的計算程序，得到了熱管內部毛細流動和傳熱的數據，分析了熱管在不同工作傾角、不同加熱熱流以及不同工作溫度等情況下工作特性的變化規律，考察了汽液界面上的剪切作用對熱管傳熱量的影響，並且進一步在理論上預測了該型熱管的毛細和沸騰極限。Abstract : variations of flow pattern, flow velocity in deep poo l and side bar, mainstream thread, and water surface, caused by excavation project, are investigated by two - dimensional mathematical model in an orthogonal curvili near coordinate system. the change of bed - load transport rate, and redeposition r ate are predicted. the influences of the excavation project on navigation are ana lyzed. grid - type and flat - type excavation alternatives are proposed and discuss ed
文摘:採用正交曲線坐標系下的河道平面二維數學模型，研究了嘉陵江何家磧邊灘采砂后河道流勢、流態、灘槽流速、主流位置、水面高程及比降的變化規律，預測了采砂方案完成後卵石推移質輸沙率變化及其對航道的影響，並對格形開挖和平整開挖方案進行了比較分析分享友人