難得到的 的英文怎麼說

中文拼音 [nándedàode]
難得到的 英文
hard-to-get
  • 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...
  • 的 : 4次方是 The fourth power of 2 is direction
  1. You get a chance like this only once in a blue moon.

    這種機會你是很難得到的。
  2. Analytical solutions for three dimensional elasticity problems are quite difficult to obtain.

    三維彈性問題的解析解是很難得到的。
  3. It is difficult to define the detection limits obtained by chelation-solvent extraction.

    確定螯合--溶劑萃取法所得到的檢測限頗為困難。
  4. Organochlorine and triazole pesticide residues were stabile in processing of farm induce

    有機氯類、有機唑類農藥較為穩定，加工操作很難得到較好的去除效果。
  5. It was difficult to obtain clean grains when the crop was threshed.

    打穀時，很難得到干凈的穀粒。
  6. If a computer is given unintelligible data, it returns unintelligible results.

    如果計算機得到的是難以理解的數據，它給出的也將是難以理解的結果。
  7. Communication with moscow was difficult, but possible.

    和莫斯科通信是很困難的，不過還是辦得到的。
  8. Ctod is not a direct and close parameter for stress - strain field, so it is still difficult to define and measure ctod, but because it can be used to solve the engineering problems effectively, it is widely used in the field of engineering

    Ctod不是一個直接而嚴密的應力、應變場參量，其確切定義和直接測量還存在困難，但由ctod法得到的一些經驗公式能有效地解決工程實際問題，因而得到工程界的廣泛應用。
  9. It is difficult to recognize the character directly in original image because the original image has big dimensions, which need big memory, and at the same time, there are many disturbed areas in the image. however, if we can locate license plate and segment character precisely, thus the capacity of storage can be reduced and the disturbance can also be avoided, and so the character will be recognized accurately, which can ultimately improve the efficiency and precision of the recognition system

    這是因為由攝像機得到的原始圖像尺寸較大，所需存儲空間較大，又有眾多的干擾區域存在，在圖像中直接對車牌字元進行識別是十分困難的，如能準確定位車牌區域和切分字元，可以減少存儲容量，避免干擾，進行準確的字元識別，從而提高整個識別系統的工作效率和識別精度。
  10. During the applied procession, the writer exerts factor ( principal components ) analysis and cluster analysis to dissect the economic benefit of the agricultural production simply and indirectly, and thereby avoids the difficulties of collecting the related data and inaccurate consequence even though with the essential data

    在運用的過程中，筆者獨創性的運用因子（主成分）分析和聚類分析的方法簡便、間接的分析出農產品的經濟效益的好壞，從而解決了經濟效益指標難于收集且收集得到的數值真實性和準確性不佳的難題。
  11. It is very important to estimate the basic parameters in helicopter preliminary design. neural network ( nn ) has the advantages in estimating accuracy and generalization over traditional methods. however, there are some difficulties in using nn, e. g., how to select a proper network structure and the number of hidden layers. in this paper, structure and connection weight of a three - layer nn are optimized by genetic algorithm, and the optimized network is applied to helicopter sizing. the proposed method can not only give an optimal nn structure and connection weight, but also reduce the prediction error and has the capability of self - learning when the latest data are available. furthermore, this method can be easily applied to helicopter design systems

    在直升機初步設計階段估算其基本參數是很重要的.神經網路的通用性和精度比傳統的估算方法有更多的優勢，但是在應用神經網路時存在如何選擇合適的網路結構和隱層節點數目等一些困難.應用遺傳演算法優化三層神經網路結構和連接權重，並將優化得到的網路應用於直升機參數選擇中.該方法不但可以給出一個最優的神經網路結構和連接權重，而且降低了估算誤差，具有及時應用最新數據學習的能力.此外，該方法易於在直升機設計系統中得到應用
  12. Perhaps it would be more correct to say that those who find satisfaction in construction find in it greater satisfaction than the lovers of destruction can find in destruction ， for if once you have become filled with hate you will not easily derive from construction the pleasure which another man would derive from it

    也許更準確的說法應該是，在建設中尋求滿足的人得到的滿足要比熱衷破壞建設的人從破壞中得到的滿足更大，因為你一旦變得滿腔仇恨，就很難從建設中得到別的人從中得到的樂趣。
  13. Spot diameters of just a few thousands of an inch can readily be attained with convenient short focal length lenses.

    用普通的短焦距透鏡不難得到直徑只有幾十微米的光點。
  14. If closely-allied forms or varieties are planted near each other, it is hardly possible to raise pure seedlings.

    如果近緣的品種或變種種植在很相近的地方，往往難得到純粹的種子。
  15. Although precise figures are hard to come by, analysts estimate that around 20m people have invested directly in the stockmarket, after a huge spurt of interest over the last year

    盡管很難得到確切數字，但分析師估計，在去年人們的炒股興趣大增后，約2000萬人直接投資股市。
  16. By the use of gelation - flow - casting method, the troubles caused by the structural characteristics of pvf resins were resolved, and the produced films met a bright foreground of application with super properties such as uv resistance, mechanical strength and light transmittance

    該工藝克服了聚氟乙烯自身結構特性給成型帶來的困難，得到的薄膜產品具有耐候性強、強度高、透光率大等優點，並有很好的應用前景。
  17. Though conformation of traditional pid algorithm is very simple, it is extremely depend upon the accurate model of the controller

    傳統的pid自動舵需要精確的船舶控制模型來得到好的控制效果，但在實際當中，精確的船舶模型是很難得到的。
  18. In a short time, as we know, it is very difficult to acquire great advances in research field of predicting earthquake, however, major earthquake frequently occurs in the world and cause a great deal of economic losses and people ' s death. therefore, it is easy to understand that government and society especially pay attention to seismic early warning system which is considered as affective measure of mitigating disaster caused by earthquake

    在地震預報這個世界性的科學難題在短期內很難得到突破性的進展而地震又在不斷的造成巨大的經濟損失和人員傷亡的背景下，基於實時強震觀測臺網、具有智能應急控制功能的各種重大工程與城市的地震預警系統日益引起政府和人們的廣泛關注。
  19. It ' s hard for gardener to plant. the achievement out of labor is yet incomparable

    （這對于園丁來說真是太辛苦了，由勞動而得到的成就感也是難以比擬的。 ）
  20. Civilization is largely a matter of seeking food, while progress is that development which makes food more and more difficult to get

    文化大抵是尋找食物的問題，而進步是一種使食物越來越難得到的發展。
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