困難問題 的英文怎麼說

中文拼音 [kǔnnánwèntí]
困難問題 英文
a hard row to hoe
  • 困 : Ⅰ動詞1 （陷在艱難痛苦中或受環境、條件的限制無法擺脫） be stranded; be hard pressed 2 （控制在一定...
  • 難 : 難Ⅰ形容詞1 （做起來費事的） difficult; hard; troublesome 2 （不容易; 不大可能） hardly possible 3...
  • 問 : Ⅰ動詞1 （請人解答） ask; inquire 2 （詢問; 慰問） question; ask about [after]; inquire about [aft...
  • 題 : Ⅰ名詞1. （題目） subject; title; topic; problem 2. （姓氏） a surname Ⅱ動詞（寫上） inscribe; write
  • 問題 : 1 （需回答的題目） question; problem 2 （需研究解決的矛盾等） problem; matter 3 （事故或意外） tr...
  1. When an especially difficult interdepartmental problem arose, an ad hoc task force with a responsible head was created.

    部會之間遇有特殊困難問題，就成立一個特別小組，由專人負責。
  2. He slid over the delicate subject.

    他對那個困難問題一點而過。
  3. Each technique is subject to certain drawbacks.

    每種新技術都用以針對某些困難問題。
  4. Tremaine unloaded his problems on to the union.

    屈里曼向工會訴說了他的困難問題。
  5. As the most active and sensitive group in our modem society, university students are acutely aware of the impact of this variety. on one hand, they bravely face this variety, on the other hand, they urgently hope that they will receive the support and help from their family, society and friend, confronted with so many unavoided difficulties, nervousness and over - whelming press and thus feeling unpredentedly bafflement and agony

    大學生，作為社會中最活躍、最敏感的群體，敏銳地感受到了這種變化的沖擊。他們一方面迎接著這種變化，另一方面，面對各種不可避免的困難、問題和壓力，心理和社會性的不成熟又使他們感到從未有過的迷茫和痛苦，迫切地希望能夠得到來自家庭、社會、朋友等方面的支持與幫助。
  6. 4. study existing key - exchange protocols, promote and implement a key exchange protocol under the hardness assumption of the decisional diffie - hellman problem as well as the existence of collision - free hash functions. 5

    在分析了密鑰交換方法的基礎上設計並實現了基於離散對數困難問題（ dlp ）和diffie - hellman密鑰交換協議，輔以hash函數和公鑰證書，進行會話密鑰交換方法。
  7. During the primary period of this field, researchers tried to disclose the reason that leads to learning disability by means of teaching ? heory physiology ^ medicine, but it " s right because the varieties of theories, methods and emphasis that made researchers difficulty to define the phenomenon of learning disabilities accurately

    在該領域的研究初期，人們應用教學論、生理學、心理學、醫學、咨詢學等專業學科方法試圖揭示學習困難問題的成因，但由於研究者所持理論觀點、方法及研究重點的不同，使學習困難問題至盡沒有一個明確、統一的界定。
  8. One difficulty in every building for heavy industry is the arrangement of the supports for an overhead crane.

    重工業的所有廠房均存在一個困難問題，即如何布置橋式吊車的支承結構。
  9. Abstract : two new digital signature schemes whose security are based onboth discrete logarithms and factorization are proposed. the paper also considers some possible attacks to the schemes, shows that the two schemes are more secure than the elgamal ' s signature scheme and the rabin ' s signature scheme

    文摘:提出了兩個新的數字簽名方案，它們的安全性同時基於離散對數和素因子分解兩個困難問題，並各有特點.對兩個方案的性能和可能遭受到的攻擊進行了詳細討論
  10. I now found time to deal with several difficult questions which pursued me.

    我現在騰出一些時間來處理幾個困擾著我的困難問題。
  11. Expert system is a kind of intellectual programming system can solve problems in relevant field with expert ' s levels, which can use the experience and special knowledge that domain expert accumulated for many years, simulate the thought process of human expert, solve the difficult problem that generally only expert can do

    專家系統（ expertsystem ）是一種在相關領域中具有專家水平解題能力的智能程序系統，它能運用領域專家多年積累的經驗與專門知識，模擬人類專家的思維過程，求解需要專家才能解決的困難問題。
  12. Conclusion casting post - core crown with cavity retention form is a convenient technique which can restore the residual crown and root of the short molars effectively and optimize the retention form as well

    結論：洞固位形鑄造樁核冠修復短磨牙殘根殘冠既方便，簡潔，又解決修復體固位困難問題。
  13. The absorbed doses are obtained with a uniform state ion chamber that is formed with liftld cavity and lif wall and designed by ourselves. the key problem, the dose to fluence conversion factor of the photon with single energy from 0. 1 mev to 12mev, has been solved by simulating with monte carlo code system egs4

    用m - c方法計算了固體電離室對0 . 1mev 12mev的單能光子的單位光子注量? lif吸收劑量的轉換因子，從而解決了由高能光子吸收劑量實測值轉換成光子注量時所面臨的困難問題。
  14. Although the incorporation of nondegradable pyrimidine analogues into dna is usually less efficient than that of the degradable pyrimidines, issues related to radiolabeled metabolites and interpretation of the images is usually simplified

    不可分解之嘧啶核苷酸與dna的結合效率較可分解之嘧啶核苷酸為低，但由放射性代謝物及其衍生的影像解釋困難問題將會簡化。
  15. It can effectively rehabilitate hypertension - induced the dysfunction of heart, brain and kidney, restore self - regulatory function of blood system, completely reverse the pathogenesis of hypertension, and ultimately solve the lifelong medication problem

    能夠有效修復由高血壓引起的心、腦、腎的功能損傷，從病因上使血液系統恢復自我調節功能，徹底逆轉高血壓發病機制，最終解決高血壓患者終生服藥的困難問題。
  16. It can be handled in the same way that hard problems have been coped with before - - piecemeal, pragmatically, by the dogged efforts of many people

    可以用以前對付困難問題的同樣方法來加以處理- -通過許多人不懈的努力、一點一點地、從實際效果出發地加以解決。
  17. We believe that that grassroots groups are key to solving some of the world ' s most intractable problems and halting the cycle of poverty, powerlessness and environmental devastation

    我們相信這些基層組織是阻止貧困惡性循環和環境破壞這些世界上最困難問題的關鍵。
  18. The crossing number of graph, which is an np - complete problem, has an important theory meaning

    圖的交叉數問題屬于np -困難問題，對它的研究有重要的理論意義。
  19. The digital signature algorithms with special attributes are studied, and the new digital signature scheme, a undeniable forward - secure digital signature scheme based on zero - knowledge proof, is proposed based on the difficult mathematic problems. it is the first time that the undeniable property and the forward - secure property are combined in a digital signature scheme

    以數學中的困難問題為理論基礎研究了具有特殊性質的數字簽名演算法，提出了滿足特殊需求的新的數字簽名演算法- - - -基於零知識證明的不可否認前向安全數字簽名演算法，首次將不可否認數字簽名與前向安全數字簽名結合起來。
  20. The scheme is more efficient than the basic cramer - shoup ' s encryption scheme while its security against adaptive chosen cipher - text attack can be proved under the hardness assumption of decisional difhe - hellman problem. 2. study existing digital signature and develop an efficient digital signature based on certificate data

    在分析基本數字簽名方法的基礎上，設計並實現了基於離散對數困難問題（ dlp ） ，輔以hash函數和公鑰證書進行簽名和驗證簽名的數字簽名方法。
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