等深線 的英文怎麼說
中文拼音 [děngshēnxiàn]
等深線
英文
bathymetric contour-
All three basins are enclosed by the 1900m depth contour.
三個海盆都被1900米的等深線所圈閉。With the use of finite method we have developed computer simulation software for vacuum microtriodes with wedge - shaped and cone - shaped cathode on the basis of stduying deeply the field emission theory of vacuum microelectronics. the software included field section, grid point numbering, and the calculation of electric currents, transconductance and cathode capacitance, moreover, it can simulate the properties of vacuum microeletronic with variant structures and sizes. the relationship was studied and simulated among electic properties and device structures, sizes and cathode materials etc. the optimized design of vacuum microtiode was proposed
本文在深入研究真空微電子器件場致發射理論的基礎上,根據圓錐形、楔形陰極真空微電子三極體的不同特點,分別建立了物理和數學模型,在考慮空間電荷密度影響的前提下,以有限元法為基礎採用迭代的方法計算出真空微電子三極體內的電勢分佈情況,繪制出了等勢線、電子軌跡線,並得到了器件電學性能隨幾何參數的變化情況。In the fishery products processing factory, there are two 100 ton cold storage of hypothermia, 5 large - scale manufacturing lines of drying out, the main products : dried scallop - post meat, dried squid, flavouring dried sand borers, bluefin leatherhacket, flavouring dried clam meat, flavouring dried yellow croaker, flavouring dried squilla oratoria meat, flavouring dried squilla oratoria leg, flavouring dried right - eyed flounders, flavouring dried scallop meat, fresh dried small silvery fish, fresh dried small gril fish, flavouring dried needle fish, dried cynoglossus robustus, dried red shrimp etc series seafood. sell well japan, korea hongkong etc country and region, freezed fishery products japanese spanish mackerel, silery pomfret, yellow croaker, squid, prawn, scallop - post meat, laminaria filum etc, very loved by the firends from home and abroad
噸低溫冷藏庫2座,五條烘乾大型生產線。主要生產的產品有:干貝柱調味扇貝干馬布魚干沙丁魚干馬面魚干魷魚干小雞胸肉乾等系列干品,暢銷日本韓國香港等國家和地區冷凍水產品有:單凍鮁魚鯧魚黃花魚魷魚大蝦扇貝丁海帶絲等深受海內外客戶的歡迎。集團公司擁有自營進出口權,年出口乾鮮扇貝丁The distribution of euphausia snperba in the prydz bay region was very patchy, its abundance was higher in the slope area ( the pelagic area between the isobaths 1000 m and 3000 m ) than the open sea area ( the pelagic area beyond the 3000 m isobath )
大磷蝦在普里茲灣海區的分佈呈斑塊狀。分佈趨勢是陸坡區(在1000和3000米等深線之間的海區)各站的豐度普遍大於深海區(大於3000米深度的海區)各站的豐度。First calculation method : doing horizontal projection drawing on drawing piece, k value is introduced by area equation of projection drawing, k value is obtained by area equation, along outline of projection drawing to add k value, that is, outline shape of blank drawing, principle area - equal and shape similar are used. second calculation method : along outline of drawing piece horizontal projection drawing, to do normal line of penetration line for wantonly point of this point, to obtain high of drawing piece on this point normal line, point and point is to form outline shape of blank
計算方法之一為k值法:作拉深件水平投影圖,在該投影圖面積方程中引入k值,利用面積相等原理解方程,求得k值,沿水平投影外沿加上k值,即為毛坯圖的外廓形狀。計算方法之二為拉深線法:沿拉深件水平投影圖外廓,在任意點作該點切線的法線,在該法線上以該點拉深件的高度為量,在法線上取截點。In order to ensure a sustainable development of yellow river delta, the research on its coast line evolution is a hot issue now
研究發現,在反映黃河三角洲沖淤以及與黃河入海水沙的關繫上,一般高潮線比2m等深線效果更好。According to differences of construction process, boundary condition, temperature and stress of two schemes extending 3m deep short seam on upstream face in the middle of rcc overflow section and no short seam are calculated, what " s more, in this paper the equivalent line drawing of stable temperature field and unstable temperature field during construction and operation period and the duration curve drawing of typical points " s temperature and stress are plotted, and the results of peak and minimum on temperature in every month and maximum on tensile stress are attained
根據施工過程和邊界條件,對溢流壩段中間上游面增設3m深短縫和不設短縫兩個方案進行了溫度和應力計算,並繪制出穩定溫度場等值線圖及施工期、運行期非穩定溫度場等值線圖,典型點溫度和應力歷時曲線圖,逐月最高、最低溫度和最大拉應力及相應位置等成果。The second chapter is about model experiment study, it introduces purpose, scheme, equipment and experiment contents having copperplate and copper ball as object by comparability rule experimenting plenty of physical models, deals with experiment data and makes second field attenuation voltage curves first field isoline both single aperture and mutli - aperture in different situation. in the end, it obtains best depth of multi - aperture source
利用相似性準則進行大量的物理模擬實驗,實驗觀測中以銅板和銅球作為目標體,詳細介紹了模擬實驗研究的目的、方案、使用設備以及實驗內容,並對實驗數據進行了處理分析,作出了不同模擬條件下單、多孔徑的二次場衰減電壓曲線和一次場等值線圖,找出多孔徑作發射源的探測最佳深度。Through research on cost - return function, we found that developed area, just like beijing, shanghai, guangzhou and shenzhen, is more suitable for proceeding chinese housing industrialization. 。 in short period, there are three key ways to proceed housing industrialization, which are scaled hi - tech park of house industry, proceeding the birth of housing industrial group and ordering industry policies
從消費者的成本-收益函數發現,在當前階段,在發達地區的高端住宅市場是推進住宅產業化的更好途徑。北京、上海、廣州、深圳等一線城市將是住宅產業化的重要陣地。在短期內,推進住宅產業化有三個重要途徑,分別是建設上規模的住宅產業科技園、推動住宅產業集團的形成和政府制訂傾斜的產業政策等。Our various products included : series38 50 open window spring door, series 46 spring door, series 64 70 73 75 76 80 81 82 90 112 push - pull window and series 360 degree versatile multi - function patent push - pull window, series 110 120 130 semi - hidden frame glass screen and wall profiles, over 100 series especial industrial profiles, eg : ceilings, cabinet, curly door, and bathroom and other ornate materials etc. over 2000 specification powder spraying and eletrophoretic coating profiles, products color series such as : based bronze, silver white, lusterless etc
主要的系列有: 110 120 140系列半隱框明框玻璃幕墻天花地板線風口衛浴壁櫃折疊門空氣凈化等系列。我司引進了數碼線切割機沖壓鉆孔等深加工設備,主要生產鋁製品:有電機殼音響散熱器移動軟盒嬰兒車沙灘椅等達100多個系列, 3500多個品種。顏色有古銅色銀白色亮銀砂銀黑色等多種色彩。The main work can be summed up as follows : firstly, we studied the thermal - field properties of vcsels, and analyzed the influences of current spreading, material parameters and operating conditions on the temperature distributions. secondly, we began with the electrode voltage and calculated the equipotential s distributions, compared the distributions of voltages and current densities in different depths of vcsels, and then studied the influences of the oxide - confining region with different position or thickness, and the different sizes of the gain - guided aperture and emitting window on the distributions of the injected current density, carrier concentration and temperature in the active region. thirdly, we realized the coupling of electricity, optical and thermal - fields, worked out the threshold voltage, calculated the distributions of the injected current density, carrier concentration and temperature under different offset voltages, and analyzed the impacts of temperature profile and carrier density on the refractive index, fermi levels and optical - field
具體工作可以概括如下:首先,研究了vcsel的熱場特性,分析了電流擴展,材料參數和工作條件對于溫度分佈的影響;其次,從電極電壓入手,計算出激光器中的等勢線分佈,並對不同深度處的電壓和電流分佈進行比較,研究了高阻區的不同位置和不同厚度、限制層和出射窗口半徑的大小對電流密度、載流子濃度和溫度分佈的影響;再次,實現了電、光、熱耦合,求出了閾值電壓,計算了不同偏置電壓下的電流密度分佈、載流子濃度分佈和熱場分佈,分析了溫度和載流子濃度變化對折射率、費米能級和光場的影響;最後,給出了考慮n - dbr和雙氧化限制層時激光器中的等勢線分佈,分析了n - dbr和雙氧化限制層對vcsel電流密度、載流子濃度、溫度和光場分佈的影響。In recent years, this company combines the advanced managing tent with the chinese traditional hand craftwork to exploit the new style product, such as grass - weaved craft door wormwood for new year, garden ware flower rack, nylon binding belt and binding line, which are deeply appreciated by the customer from japan and korea. this makes the exported craftwork demand exceeds supply
多年來,公司憑借超前的經營理念,結合中國傳統手工工藝,利用自行開發的新型技術,所生產的草編工藝品門松新年用品,花園用品花支柱尼扎帶,扎線等深受日本韓國等東南亞消費者的青睞,使外銷工藝品供不應求。Modeling power electronic circuits with chaotic dynamics can help us to learn more about dynamic behaviors of power electronic circuits, which is beneficial to engineering design. on the other hand, power circuits will supply instances for the study of nonlinear science, which, as a result, can also contribute to the development of nonlinear science
一方面,利用混沌動力學能夠對電力電子電路的行為進行更為深入、準確、全面的了解,從而便於進行工程設計;另一方面,電力電子電路也為混沌動力學等非線性科學的研究提供了實例,從而也會推動非線性科學理論本身的發展。Establishing 3 - d terrain models with vector contour lines and elevation terrain models with the help of the determination of space corresponding relations between contour lines, tile operation and branch operation. explanation of real - time reflection of terrain models, including three algorithms in lod technology, compared with quadtree algorithm, roam algorithm and the algorithm based on the intermediate belt, to show the advantages and disadvantages of the different situations of the terrains, so as to find out the right algorithm, the quadtree algorithm. developing and implementing the fast demonstration on the vc platform with three - dimentional visualization techniques, such as vrml and opengl, providing a persuasive argument for the research
論文首先概括介紹了用等高線快速建立3d地面模型和顯示的相關技術,並論述了課題研究的背景和選題依據;其次,論文闡述了如何對等高線數據進行預處理,提出了有效的得到矢量化等高線的方法;再次用矢量化的等高線數據建立三維地面模型,通過等高線間的對應關系的確定、瓦片操作、分支操作建立地面的高程模型;然後論文對地面模型的實時渲染問題進行了深入闡述,主要是從lod技術的三種演算法著手進行研究,通過對比四叉樹演算法、 roam演算法和基於過渡帶演算法對不同種情況的地面數據顯示的優缺點,再結合本系統的地形數據的特點選擇了適合的演算法:四叉樹演算法;最後,用vrml和基於opengl的三維可視化技術在vc平臺上開發並實現了地形的三維快速顯示系統,為論文的研究內容提供了有力的論證。The author proposed a new method called gliding adaptive smoothing in this thesis, which avoided the crossing of isolines efficiently and removed corners of isolines as well. these phenomenons usually occur unexpectedly in conventional processing
在等深線平滑問題中,提出了一種處理復雜形狀曲線的自適應動態平滑方法,解決了常規曲線平滑方法在處理復雜的等深線時出現的若干問題。Making full use of the correlated space information of multi - beam bathymetric data, the author put forward a method of gaussian surface approximation to build the grid net of regular digital terrain model ( dtm ) of surveyed seafloor, which is more accurate than other approximation methods
本文充分利用了多波束數據的空間相關信息,提出了一種基於高斯地形曲面擬合的數字地理模型數據網格化方法,準確快速地得到標準等深線圖。Along slope current
沿坡面等深線流This paper proposes an efficient algorithm to trace nodes of equivalent depth based on topology of triangles
如何快速、有效地繪制等深線變得日益重要。The waterway depth contour can be adjusted artificially in certain field. so the across of depth contours can be avoided effectively. in addition, the precision of depth contours is high and the speed of drawing is fast
在航道等深線的繪制方面,本文提出了一種新的航道等深線圓滑方法,可以在一定范圍內人為調整等深線的張馳,有效地避免了等深線之間的交叉,並且等深線的繪制精度較高,繪制速度也特別快。This paper researches and develops the digital simulation software of 3d terrain in accelerating the producing speed of plane triangle - net, the smoothing of waterway depth contour, the construct of waterway curve plane function, the drawing of 3d graphics and the waterway simulation
本課題主要研究開發三維地形數字模擬軟體,在提高航道平面三角網的生成速度、航道等深線的圓滑處理、航道曲面模型的建立、航道立體圖的繪制及航道模擬等方面進行了一些研究和開發工作。分享友人