附加利差 的英文怎麼說
中文拼音 [bùjiālìchā]
附加利差
英文
additional margin-
As compared with the conventional straight well, the horizontal well can greatly increase the contact area between well and reservoir, change the filtrational mode in the vicinity of wellbore in the reservoir and reduce filtrational resistance, thus obtaining higher oil and gas production by a relatively low producing pressure difference
摘要同常規的垂直井相對比，採用水平井開采能夠大幅度增加油氣井與油氣藏的接觸面積，改變油氣藏中井筒附近區域的滲流方式，降低滲流阻力，進而可以利用較低的生產壓差來實現更高的油氣產量。The research result of the paper indicates that utilizing manual soil dealing with rainwater can reach better depurating effect by reasonable designing and controling. in practical project, especially in the condition of soil with badly penetrating ability and lower groundwater level, can adopt about one meter deepness manual soil laying on the greenbelt and can also design special manual soil depurating equipment around building to dealing with rainwater, which not only assures depurating effect but also saves occupying area and improves environment
本論文的研究結果表明，經合理設計控制，利用人工加人細砂的土層處理雨水徑流，可達到較好的處理效果，實際工程中，尤其是在土壤滲透性很差，地下水位較高等情況下，可以在綠地表層採用lm左右的人工土壤層， 『也可在建築物附近設計專門的人工土壤凈化裝置來處理雨水徑流，既可保證處理效果，又可節省佔地和改善環境。The analytic solutions of isotropic elastic layered soil under axisymmetrical, rectangular and strip loads were derived from the basic equations of isotropic elastic mechanics by means of transfer - matrix method. by the result, can easily calculate the additional stress and settlement in layered soil. but these solutions could not properly assess the errors from the elastomer of the bottom layer in foundation soil
從各向同性彈性力學基本方程出發，利用傳遞矩陣法推導出的多層彈性地基問題在軸對稱荷載、矩形荷載和條形荷載作用下附加應力與沉降的解析解，可以方便地求出層狀地基中的附加應力和沉降，而他們均沒有考慮最下層彈性體計算深度引起的誤差影響。The dissertation refers to comparatively full literatures in the field of vsc, and the development history and characteristics of vsc are summarized, and the elementary concepts, elementary definitions, elementary properties, elementary principles and design methods are particularly introduced, and the causes of the chattering phenomenon are systematically analysed, and the study status of the chattering phenomenon and the main methods to eliminate the chattering are elaborated. for the deficiencies of traditionary methods, three improved methods are developed, which are improved exponent reaching law solution, variable boundary layer solution and the solution by adding an auxiliary continuous control term. for uncertain linear systems, an adaptive fuzzy integral variable structure control stategy ( afivsc ) is put forward to eliminate the chattering around the sliding plane, which introduces fuzzy logic to soften the non - linear discontinuous sig nal in the control variable and utilizes adaptive theory to adjust output membership function according to how much the uncertainty of the system is
比較全面地查閱了關于變結構控制理論的文獻，總結了滑模變結構控制的發展歷史和特點，詳細介紹了變結構控制的基本概念、基本定義、基本性質、基本原理以及設計方法；系統分析了變結構控制系統抖振產生的機理，並闡述了國內外目前對抖振問題的研究現狀以及消除抖振的主要方法；針對傳統抑制和消除抖振方法的不足，改進了傳統方法，得到了三種新的消除抖振的方法? ?即改進的指數趨近律法、可變邊界層法和附加連續項法；針對不確定性線性系統，在變結構控制策略中引入模糊邏輯和自適應理論來消除滑動平面上的抖振，提出了一種自適應模糊積分變結構控制方案（ afivsc ） ，利用模糊邏輯來柔化控制量中非線性不連續部分，採用自適應理論，根據系統不確定性大小在線調整模糊輸出量的隸屬函數，另外，鑒于模糊控制本質上是有靜差的，所以本文選擇了帶積分項的切換函數，由於積分項的存在使系統較正為無靜差系統。The further study on the fan is very important for the future explorition. the fan delta front around the well tiel6 is worse than the bottom shahejie formation ' s fan. the reservior ' s quality in the dawan area is relatively bad
而沙三下的上部扇三角洲與其下部的濁積扇砂體也是一套非常有利的儲層，加強該扇體的研究對今後的油氣勘探十分重要；其次為鐵16井附近扇三角洲前緣沉積；而大灣地區儲層相對較差。It neutralizes static charge on the tergeted object via it ' s special conduits. it is easy to operate and install. nopower supply is needed. it can de applied in printing or leather, paper manufacturing. it is durable used
利用極細導電性金屬纖維與帶電體接近，雙方有極大不等的電位差，促使帶電體附近空氣離子化而使璉電體之靜電中和消除，無加裝電源。Whereas, vdsc operates on physical limits of large vehicle slip angle and lateral acceleration, and enhances vehicle lateral stability by utilizing the additional yaw moment produced by different adhesion forces acted on the right and left side wheels
而vdsc系統主要在車輛大側向加速度、大側偏角的極限工況下工作，通常利用左、右兩側車輪附著力之差產生的橫擺力矩來達到穩定性控制目的。By combining the conventional log data with the data on imaging logging, core, drilling - log and production test, etc., and on the basis of carrying out various additional conduction corrections for resistivites, the fracture opening may be calculated by use of the difference between the resistivities of dual laterallog ; the fracture porosity can be estimated according to a simplified dual laterolog interpretation formula ; and the fracture permeability may be acquired in light of the experimental relation between the fracture widths and the fracture permeabilities
將常規測井資料與成像測井、巖心、錄井、試油等資料相結合，在對電阻率進行各種附加導電校正的基礎上，利用雙側向電阻的差異計算裂縫張開度，根據簡化的雙側向解釋公式計算裂縫孔隙度，根據裂縫寬度與裂縫滲透率實驗關系求解裂縫滲透率。The proposed control system includes the attitude controller acting on the rigid hub, designed by using pulse - width pulse - frequency ( pwpf ) modulation integrated with command shaping technique based on csvs method, and the piezoelectric material elements as sensors / actuators bonded on the surface of the beam appendages, designed by the optimal positive position feedback ( oppf ) control technique, in which the selection of ppf gains is determined via introducing a cost function to be minimized by feedback gains which are subject to the stability criterion at the
設計的控制器僅利用輸出信息，從而避免設計撓性模態狀態觀測器以及引入狀態觀測器誤差;在此基礎上，採用分力合成方法設計命令成形控制器來抑制撓性附件的振動，設計的優化命令成形控制信號在理論上可以對系統的各階撓性模態完全抑制。但考慮到模型不確定性和外部擾動，在內迴路又設計了最優正位置反饋（ oppf ）補償器以增加撓性結構的阻尼，使撓性結構的振動能夠很快衰減。These make west - pacific subtropical height strengthen and extend westward and blocking form and develop in mid - high latitude, while its above west wind drift zone decreases. and around 1976, 500hpa anomaly field of winter and summer also changes
其中變化比較顯著的是貝加爾湖附近和副高，都是76年後增強，這有利於低緯副高的加強西伸和中高緯阻塞的形成和發展；並且在76年前後，厄爾尼諾和拉尼娜年冬、夏季500hpa距平場也有一定的差異。In many years, automobile industry of our province always is at the low - end position of value chain of the international labor division in joint investment with foreign enterprises, general development profit level is not high, competitiveness in production cost and product price are left behind in the world, so we always obtain processing profit instead of excess profit ; design and production technology of entire cars and component products are left far behind with international advanced level, development of components is severely lagging from the development of the entire cars, especially transnational companies always control procurement of components with high technical content and added value, so we have to import components with key technology
多年來我省汽車產業在與國外企業合資中一直處于國際分工價值鏈的低端位置，總體發展利潤水平不高，生產成本與產品價格遠未達到與國際接軌的競爭實力，我們獲得的一直是加工利潤，而不是超額利潤；整車和零部件產品設計和製造工藝上同國際先進水平尚有較為明顯的差距，零部件的發展嚴重滯後於整車的發展，尤其是跨國公司一直控制著高技術含量、高附加值零部件的采購，使具有核心技術的零部件一直從國外進口。Social average exploration cost required by obtaining oil / gas reserves is taken as fundamental price for measured reserves, and this model adopts addictive average profit on the basis of social average exploration cost and differential prices in different production conditions as price of oil / gas reserves
模型以獲得油氣儲量所需花費的社會平均勘探成本作為確定儲量的基本價格，在社會平均勘探成本的基礎上附加一定的平均利潤和由於開采條件不同造成的級差價格，來作為油氣儲量的價格。Thirdly, we present a new algorithm on texture synthesis, which not only has rapid speed with the help of " synthesis consistency " but also gives pixels in the image vision - related weight to get good result. fourthly, we present an open framework about tsfs with " shadow texture ". finally, we describe a new texture synthesis method based on multiple samples, which integrates patch - based technique and the principle of minimum neighborhood error between pixels, and synthesizes in a repeat way
該演算法不僅利用「紋理塊的連貫性」 ，加快了紋理合成的速度，而且通過給像素附上與視覺相關的權值，得到了比以往更好的合成結果；作為進一步的研究，本文還提出了利用「伴隨紋理」進行紋理合成的開放式框架；最後本文介紹了一種新的多樣圖紋理合成演算法，該演算法基於塊匹配技術與像素的鄰域誤差最小原則，同時採用多次合成的方式，對大多數紋理都取得了較好的合成效果。分享友人