necessary conditions 中文意思是什麼

necessary conditions 解釋
必要條件
  • necessary : adj 必要的 不可缺的；必須的 強迫的；必然的 必定的。 a necessary result 必然的結果。 a necessary e...
  • conditions : （旅遊合同中）條件或服務項目
  1. One of the necessary conditions of preservation is quick burial.

    保存的必要條件之一是速埋。
  2. In section 1, we give sufficient and necessary conditions for stability of the degernerate differential systems with delay ex ( t ) = ax ( t ) + bx ( t - r ), meanwhile, its complex lyapunov matrix equation is given as : wherez, this results can contain the results in [ 5 ] and [ 11 ] ; in section 2, we investigate the controability of a class of degernerate differential systems with delay

    第三章中給出了對退化時滯系統一些研究結果，在第一節中討論了退化時滯微分系統的全時滯穩定性，闡述了系統全時滯穩定的充要條件，並給出了復lyapunov方程：其中，此結果可包容文獻[ 11 ]及文獻[ 5 ]中的結果。
  3. Through the use of the multivalued directed angle and its related notions, it is given the sufficient and necessary conditions when the three chordal circles based on the three sides of a triangle as their chords share the same point

    摘要利用多值有向角及其相關概念，給出了以三角形每邊為弦各作一圓所得三圓共點的充要條件，推廣了已有結論。
  4. To compare with the used thoughts of methodology literae humaniores, we make sure the relationships among the education ontology, education epistemology and the methodology of education research, which admit the methodology of education research constituting by the education ontology and education epistemology. the education ontology and education epistemology is the preconditions, bases and necessary conditions of the methodology of the education research. whereas, the methodology of education research supervise the solution of the education ontology and education epistemology

    通過對歷史上人文科學方法論思想的探討，還明確了教育本體論、教育認識論與教育研究方法論的關系，認為教育研究方法論內涵著教育本體論和教育認識論，教育本體論和教育認識論是教育研究方法論的前提、基礎和必要構成部分，而教育本體論和教育認識論問題的解決又要以一定的教育研究方法論為指導。
  5. Therefore, it is necessary to research on the necessary conditions of right exertion of legislative power and on the connotation of right exertion of legislative power in this time and place. the research is to settle an important theoretical and practical problem in the construction of monocracy

    本文詳細敘述了立法權正當行使的內涵，並從制定法的發展歷史來看支配立法權行使的幾個主要的思想資源，得出這些理論都不能完整解決立法權正當行使的全部內涵。
  6. In this paper, resorting to the hypermonogenic function in real clifford analysis, we define the hypermonogenic function in complex clifford analysis and give the sufficient and necessary conditions of complex monogenic and complex hypermonogenic functions. the result is similar to the cauchy - riemann condition of complex analysis. so we get some relations between the real and complex clifford functions

    本文藉助實clifford分析中的超正則函數，定義了復clifford分析中的超正則函數，得到了復正則函數及復超正則函數的充分必要條件，這些條件類似於單復變中的cauchy - riemann條件，使復clifford函數與實clifford函數有了聯系，並討論了復超正則函數的若干性質。
  7. Sufficient and necessary conditions of multiplicative convex functions

    積性凸函數的充分必要條件
  8. In the first part, the concepts of the completely normal spaces and strong completely normal spaces in l - topological spaces are defined, which are the generalization of the completely normal spaces in general topological spaces. they are some good properties such as hereditary, weakly homeomorphism invariant properties, good l - extension, but they are n ' t producible in general. moreover, their several sufficient and necessary conditions in induced spaces are presented

    第一部分的主要內容如下：第一部分這一部分是將一般拓撲學的完全正規分離性的概念推廣到了l -拓撲空間，給出了l -拓撲空間的完全正規分離性和強完全正規分離性的定義並討論了它們的若干性質，比如，它們都是可遺傳的，弱同胚不變的， 「 lowen意義下好的推廣」等。
  9. Sufficient and necessary conditions for solvable finite group

    關于有限群可解的充要條件
  10. Two sufficient and necessary conditions of solvable finite groups

    有限群可解的兩個充要條件
  11. Sufficient and necessary conditions for a finite group to be solvable

    有限群可解的若干充分必要條件
  12. The necessary conditions were lacking in antiquity for a development and utilization of machinery.

    古代並沒有為發展及利用機器所必要的各種條件。
  13. The authors studied the characteristics of element geochemistry, mineral assemblage and microtexture of the white reticulate clay in the quaternary laterite of the dongting basin with some experimental analysis methods, such as chemical analysis, x - ray diffraction analysis, ir and sem analysis. the genesis of the vermiculate reticulate clay and the rhizomatic reticulate clay in the quaternary laterite of the dongting basin are discussed. the formation of crannies or holes in the soil and the transference of soil elements are absolutely necessary conditions to form the white reticulate clay in laterite

    在野外考察的基礎上，運用化學全量分析x射線衍射分析紅外光譜分析和掃描電鏡微形貌分析等實驗方法和手段，對洞庭盆地第四系紅土地層中網紋的元素地球化學礦物組合特徵和微形貌特徵進行了系統研究，對洞庭盆地紅土地層中2種主要的網紋類型蠕蟲狀網紋和根狀網紋的成因進行了探討。
  14. By the start of world war i the necessary conditions for such a break were present.

    等到第一次世界大戰爆發時，斷絕關系的必要條件具備了。
  15. Some sufficient and necessary conditions for the multi - step iterative sequences of the asymptotically quasi - nonexpansive mappings ti to converge to certain common fixed points in the convex metric space are obtained

    摘要研究了凸度量空間中用多步迭代序列來逼近漸近非擴張映象的不動點，並給出了其收斂于不動點的充分必要條件。
  16. First of all, this paper analyses present problems existing in the boiler combustion monitor system of power plants, then put forward the signification to realize precision measurement for the primary and secondary air speed of boiler and the necessary conditions to solve efficaciously this problem

    本文首先分析了目前電站鍋爐燃燒監測系統中存在問題，提出鍋爐實現一、二次噴口風速準確測量的重要性以及有效解決該問題所需要滿足的必要條件。
  17. It was found that the high, ystallinity of the soft segment regions and the formation of hard segment domains are the necessary conditions for polyurethane with good shape memory behavior. secondly, shape memory polyurethane ionomer was synthesized

    並從結構與性能的關系入手，深入探討了形狀記憶聚氨酯的結構對其形狀記憶性能的影響，發現軟段高度結晶和硬段聚集形成硬段微區是聚氨酯具有較好形狀記憶性能的必要條件。
  18. By using the properties of - hypercenter and - homogeneous, some sufficient and necessary conditions for a finite group to be - nilpotent are obtained. and some well - known theorems are generalized

    摘要利用-超中心和-齊次性的性質，對-冪零群作了較詳盡的研究，得到了有限群為-冪零群的幾個充要條件，推廣了一些著名的定理。
  19. Apart from strict liability, causation is one of necessary conditions in tort law in the various countries

    侵權法的因果關系問題，一直為理論界與實務界所困擾。
  20. On the basis of microcosmic and qualitative analysis of stimulation - reaction process and assembled human - car unit in car - following fleet, the inscrutability, inseparability and regularity that were necessary conditions of coming into being chaotic behavior were discussed. then, the two mathematic simulation experimentations with speed disturbance were designed, and liapunov exponents of car - following fleet were calculated

    並據此制定了詳盡的數據採集方案，採集了大量真實反映我國城市快速道路交通條件特性的車輛跟馳數據，經過數據的有效性檢驗，為真實反映我國城市快速道路交通條件特性的車輛跟馳模型的研究提供堅實的數據支持。
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