凹性 的英文怎麼說

中文拼音 [āoxìng]
凹性 英文
concavity
  • : 凹名詞(凹陷的地方, 用於地名) low-lying area; depression (used in place names)
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  1. Comfortable. bucket seats on slide adjusters

    舒適:可滑動調節的背座椅。
  2. Comfortable. bucket seat on slide adjusters

    舒適:可滑動調節的背座椅
  3. Based on the previous research on the portal crane administration, one standpoint put forward in this paper is idea that is on the foundation of reliability in this paper, two viewpoints take shape when reason is analyzed, that is fatigue break and appearing the flaw that will extend. what is the fatigue break ? ( this phenomenon is always happen in some place ), the fatigue is that board appears apophysis and concave when the board is pressed. so that the board ability of bearing the weight of load will descend

    本論文建立在已有的港口裝卸機械管理的研究基礎之上,進一步提出了以可靠為基礎的港口裝卸機械的管理思想,已有的研究表明,港口機械設備破壞主要由於兩個原因,第一是穩定問題,特別是構件的局部穩定,所謂穩定是指:在板的平面內,板受到平行於板面的壓力作用,使板發生隆起、內陷等凸不平的結果,從而使板受載能力減弱;第二是結構出現疲勞裂紋及其擴展,這是由於設備長時期運行,而造成設備某些部位出現裂紋並得以擴展,使設備承載能力下降。
  4. Focused on archaean fractured reservoir of metamorphic rock in the damintun depression of liaohe basin, by the newly studied methods, the author predicts fractures in buried hills by drilling, coring, well logging and seismic data intergrately

    本文以遼河盆地大民屯陷太古界變質巖裂縫儲層為研究對象,從技術研究的角度出發,首次探索了利用鉆井取芯、測井和地震資料綜合預測潛山裂縫發育的方法。
  5. The bacilliform cell penetrate into interior of the fibre to degrade the cellulose strongly and produced a mass of sticky polysaccharides. after cultured 48 hours, the bacilliform cell ' s surface of sporocytophaga have a great change. at this stage the bacilliform produce a lot of sticky polysaccharides. these sticky polysaccharides associated with the sites where the filter paper was decomposed intensively and form thorns on the surface of the bacillium. at the same time, the filter - paper weight loss is the greatest and decomposing rate is the fastest, so we think that the sticky polysaccharides are produced during the cellulose degradation

    培養48小時,桿狀細胞的表面結構發生很大的變化,此時的菌體表面已產生大量的粘多糖,這些粘多糖因菌體在纖維素表面滑動而在菌體表面形成突起,即在纖維素被旺盛降解部位的菌體表面產生了大量突起;而產生突起的菌體深入到纖維素分子內部,纖維素表面可以清晰地看到由於菌體嵌入纖維素分子內部而留下的陷。
  6. Chagan sag is a secondary tectonic unit in chagandelesu depression, northeastern yingen - eji ' naqi basin, and the basement of the basin is a paleozoic fold belt of continental margin or island arc at the connection region of north china plate * tarim plate and kazakstan plate, with the character of erogenic belt. in working area and its adjacent area, the forming tectonic setting of indosinian intrusion was that orogenic belt pressed strongly, intracontinental subduction ; that of early yanshan movement epoch was the stress field transferred from compression to extension meanwhile the incrassate crust of orogenic zone turned to extensional collapse ; and that of early cretaceous volcanics was that the area structure extensional collapse further more during the post period of orogenic phase

    查干陷屬于銀根?額濟納旗盆地東北端查干德勒蘇坳陷內的一個次級構造單元,其盆地基底為古生代時期華北板塊、哈薩克斯坦板塊和塔里木板塊交接部位形成的陸緣或島弧褶皺帶,具有古生代造山帶的質。研究區及鄰區印支期侵入巖形成於造山帶強烈擠壓陸內俯沖的構造環境;燕山早期侵入巖形成於由擠壓轉向拉伸、造山帶的增厚陸殼開始發生伸展垮塌的構造環境;早白堊世火山巖形成於造山期后進一步發生伸展垮塌的區域構造環境。
  7. Chagan fault depression is a secondary tectonic unit in chagandelesu subbasin, northeastern yingen - ejinaqi basin, and the basement of the basin is a paleozoic fold belt of continental margin or island arc with the character of erogenic belt at the connection region of north china plate, tarim plate and kazakstan plate

    查干德勒蘇陷屬于銀根?額濟納旗盆地東北端查干德勒蘇坳陷內的一個次級構造單元。其基底為古生代時期華北板塊、塔里木板塊和哈薩克斯坦板塊交接部位的陸緣或島弧褶皺帶,具有古生代造山帶的質。
  8. The cloven hooves are sharp edged, elastic and concave.

    蹄鋒利,呈形,富有彈
  9. This article takes the lagrange equation as the principle, establishes mathematics modeling to the inertia brake vibration when it brakes, then simulates it with matlab. this paper educed the relation equations between, which are the inertia brake ' s friction coefficient of the brake ring and the friction disk, the mean radius, the braking force, rotation inertia of the driving top and the spline shaft, spiral climbing angle of the brake ' s concave - convex helicoid, the mean effort radius of the concave - convex helicoid, elasticity coefficient of the spring, quality of the driving top and the spline shaft, rotations inertia of the brake ' s rotation part besides the driving top and the spline shaft, suppresses sleeve. provides the theory basis for the inertia brake structure optimization

    本文以拉格朗日方程為理論基礎,對慣制動器在制動時的振動進行數學建模,然後用matlab對其進行模擬,得出了慣制動器在制動時振動角頻率分別與制動環和摩擦片之間的摩擦系數、制動力的平均半徑、主動頂和花鍵軸的轉動慣量、慣制動器的凸螺旋面的螺旋升角、凸螺旋面平均作用力的半徑、彈簧的彈系數、主動頂和花鍵軸的質量、慣制動器除主動頂和花鍵軸外其他部分的轉動慣量和、頂壓套的質量等慣制動器各零部件的物理參數之間的關系,為慣制動器的結構優化提供了理論依據。
  10. Proving inequalities by the convexity or concavity of functions

    用函數的凸凹性證明不等式
  11. With the concavity and integrability of sublinear terms near zero, the symmetry results for a class of sublinear elliptic equations are given by making use of the moving - plane method

    本文利用次線項在零點附近的凹性和可積,用移動平面法給出了一類次線橢圓方程正解的對稱
  12. By the study of several typic methods of determining convexo - concave features for vertices of polygon, the computation time complexity of these methods was analysed, and those methods were implemented in vc + +

    摘要主要針對幾種典型的多邊形頂點凸凹性識別演算法進行研究,對它們的計算時間復雜度進行分析,並用vc + + 6 . 0實現多邊形頂點凸凹性的高效識別。
  13. He had mild respiratory distress, bilateral parotid enlargement, a distended abdomen, pitting oedema and digital clubbing

    他有輕度呼吸窘迫,雙側腮腺腫大,腹脹,可凹性水腫,杵狀指。
  14. The algorithm uses the geometric feature of a single convex rice kernel to search the concave regions merged with rice kernels during the region growing with scanning and disconnect the regions at the concave positions in image

    該方法充分利用了單個米粒圖像區域為凸區域這一幾何特點,通過區域增長的方法在圖像中尋找由凸米粒靠接在一起所形成的融合凹性區,並從處將融合區域分離開來。
  15. In chapter two, under non - lipschitz condition, the existence and uniqueness of the solution of the second kind of bsde is researched, based on it, the stability of the solution is proved ; in chapter three, under non - lipschitz condition, the comparison theorem of the solution of the second kind of bsde is proved and using the monotone iterative technique, the existence of minimal and maximal solution is constructively proved ; in chapter four, on the base of above results, we get some results of the second kind of bsde which partly decouple with sde ( fbsde ), which include that the solution of the bsde is continuous in the initial value of sde and the application to optimal control and dynamic programming. at the end of this section, the character of the corresponding utility function has been discussed, e. g monotonicity, concavity and risk aversion ; in chapter 5, for the first land of bsde, using the monotone iterative technique, the existence of minimal and maximal solution is proved and other characters and applications to utility function are studied

    首先,第二章在非lipschitz條件下,研究了第二類方程的解的存在唯一問題,在此基礎上,又證明了解的穩定;第三章在非lipschitz條件下,證明了第二類bsde解的比較定理,並在此基礎上,利用單調迭代的方法,構造證明了最大、最小解的存在;第四章在以上的一些理論基礎之上,得到了相應的與第二類倒向隨機微分方程耦合的正倒向隨機微分方程系統的一些結果,主要包括倒向隨機微分方程的解關于正向隨機微分方程的初值是具有連續的,得到了最優控制和動態規劃的一些結果,在這一章的最後還討論了相應的效用函數的質,如,效用函數的單調凹性以及風險規避等;第五章,針對第一類倒向隨機微分方程,運用單調迭代方法,證明了最大和最小解的存在,並研究了解的其它質及在效用函數上的應用。
  16. The constructed surface is c2 continuous on the whole domain, and is a piecewise cubic parametric polynomial on every subdomains. the interpolating surface can preserve the convexity, concavity, inflection property and monotonicity of the data set. in the end, each algorithm brought forward in the paper is exemplified, at the same time, error is discussed

    3針對保形曲面插值問題,提出了一種插值于給定數據點集的參數型保形曲面插值演算法,所構造的曲面在整個區域上是c ~ 2連續的,在每個子區域上是分片三次參數多項式,並且保持被插函數集的所有子區域的邊界及其內部的軸向單調、凸凹性以及拐點質。
  17. By the comparison theorem, a series of properties of the backward - forward differential utility process is gotten, such as time consistence, monotonicity with respect to the terminal value, monotonicity with respect to the consumption and concavity

    運用比較定理,還證明了正倒向隨機微分效用過程的時間一致、終值單調、消費單調凹性等有關質。
  18. In addition, in consideration of the non - convex and non - concave nature of the combinational optimization sub - problem, the branch and bound technique is adopted to obtain or approximate the global optimal solution

    針對組合優化子問題的非凸非凹性,採用分支定界法,以求得或接近全局最優解。
  19. Lightweight design and crashwothiness analysis of automobile component using high strength steel based on dent - resistance

    基於抗凹性的轎車零件的輕量化設計及耐撞分析
  20. In the algorithm, the convexity - concavity of vertexes and arcs must be identified, and a fast approach for identifying the convexity - concavity of line - arc closed curve is proposed. firstly, the orientation of a closed - curve is determined by constructing a new convex polygon. secondly, by using the orientation of the closed curve the convexity - concavity of vertices and arcs are identified

    在演算法實現過程中,由於需要對圓弧和直線段組成的封閉曲線的頂點、圓弧的凸凹性進行判定,本文提出了一個圓弧和直線段組成的封閉曲線凸凹性快速判定方法,該方法首先通過構造一中介凸多邊形求出封閉曲線的方向,然後根據封閉曲線方向確定頂點及圓弧的凸凹性,進而確定封閉曲線的凸凹性
分享友人