粗略地形 的英文怎麼說

中文拼音 [lüèdexíng]
粗略地形 英文
coarse texture topography
  • : Ⅰ形容詞1 (長條東西直徑大的) wide (in diameter); thick 2 (長條東西兩長邊的距離寬的) wide (i...
  • : Ⅰ名詞1 (簡單扼要的敘述) summary; outline; brief account; résumé: 節略 memorandum; aide mémoire;...
  • 粗略 : (大略; 不精確) rough; sketchy
  1. The diameter of the nucleus, if we think of it as roughly spherical, is of the order of 10-14m.

    如把原子核看作球,則它的直徑的數量級為1014m。
  2. Crudely, we might compare the production of x-rays with the stopping of a bullet by a tree.

    我們可以把X射線的產生與子彈被樹擋住這種情作比較。
  3. The control equation consist of completely coupled deformation equation, seepage equation, conduction and convection equation of heat, which describe the reservoir non - liner performance. 2, present the detailed strategy and methods to solve this mathematics model, the basic strategy as follows : regard the deformation equation ? seepage equation conduction and convection equation of heat as separate system, and solve the equation by coupling and iterative method ; disperse the control equation in the geometry field by the finite element method ( galerkin ), and in the time field by the finite difference method : programme the computer program on this task ; when the solving, take the combinative measures of the thick and thin mesh ; successfully carry out the numerical simulation in vast 3d heat extraction system of hdr

    2 、提出了高溫巖體熱開發的固、流、熱多場耦合數學模型的數值解法,其基本的求解策是:將固體變,流體滲流與溫度場方程看成獨立的子系統,耦合迭代求解;利用有限元離散( galerkin )方法將控制方程在幾何域上離散,並用差分法得到時間域上的離散方程,並在此基礎上,編制了相應的計算機源程序;有限元求解中,為減小邊界效應的影響,在計算中採取細網格結合的方法,順利實現了高溫巖體熱開發三維巨系統的數值模擬。
  4. 1 feigenbaum e a. some challenges and grand challenges for computational intelligence. journal of acm, 2003, 50 : 32 - 40

    它與軟體工程既有共同之點,也有許多不同的方,說,知件工程是標準化的和大規模生產式的知識工程。
  5. In the course of the design of trajectory optimization, we adopt the improved adaptive genetic algorithm. first, the route planning problem is converted into the restricted short - cut problem and dijkstra algorithm is used to get the rough optimized trajectory which makes terrain avoidance and threat avoidance effectively. then, the adaptive genetic algorithm is used to optimize the reference trajectory

    對于航跡優化問題,採用了改進自適應遺傳演算法,首先把航跡規劃問題轉化為受約束的最短路徑問題,並採用狄克斯特拉演算法得到可以進行迴避和威脅迴避的優化路徑,然後利用改進的自適應遺傳演算法對優化路徑進行優化,得到優化航跡。
  6. Crudely, we might compare the production of x - rays with the stopping of a bullet by a tree

    我們可以把x射線的產生與子彈被樹擋住這種情作比較。
  7. Setting from the two perspectives of the historical development and the theory of international relations, and from the macro and micro aspects, with the extension of the connotation of petroleum resources as the clue, this essay goes further step by step, trying to show the influence of international politics, especially with the emphasis on the study of the prominence of the strategic meaning of petroleum resources since world war i, the creation of international petroleum market after world war ii and the challenge between the two large international petroleum organizations ; making efforts to master the specific properties, essence and developing tendency in the three stages of petroleum resources as common goods, strategic material and political products ; analyzing some negative factors which the petroleum resources produce on the up - date world economy and national security

    本文從歷史演進和國際關系理論兩種視角,從宏觀和微觀兩個層面,以石油資源內涵的擴展為線,層層深入,力圖展示其對國際政治的影響,尤其側重於研究自第一次世界大戰以來石油資源戰意義的凸現,及二戰后國際石油市場的成與兩大國際石油組織的相互博弈與互動,力求準確把握石油資源作為普通商品、戰物質與政治產品三個階段的特性、實質和發展趨勢,剖析石油資源對當今世界經濟與國家安全的一些消極因素,並且針對我國石油安全現狀,提出了一些應對措施,以試圖闡述能源安全的重要性及展示其發展的歷史脈絡。
分享友人