雜種的優點 的英文怎麼說

中文拼音 [zázhǒngdeyōudiǎn]
雜種的優點 英文
heterozygous advantage
  • 雜 : Ⅰ形容詞（多種多樣的; 混雜的） miscellaneous; varied; sundry; mixed Ⅱ動詞（混合在一起; 攙雜） mix; blend; mingle
  • 種 : 種名詞（姓氏） a surname
  • 的 : 4次方是 The fourth power of 2 is direction
  • 點 : Ⅰ名詞1 （液體的小滴） drop （of liquid） 2 （細小的痕跡） spot; dot; speck 3 （漢字的筆畫「、」）...
  • 雜種 : [生物學] hybrid; crossbreed; intercross; [遺傳學] random breed; [動物學] half bred; 雜種不育性 hy...
  1. This three hybrid type pmts possess such advantages as : simple structure, good dexterity high machining precision, high machinillg speed, position decoupling wth orientation, easy nc programming et al, can meet the need of numerical colltrol machining for large pwts with complex wes

    這三種混聯結構並聯機床具有結構簡單、加工靈活、加工精度高、加工速度快、加工工藝性好、位置與姿態解耦和數控編程方便等優點，可以滿足大型具有復雜曲面類零件的多軸聯動數控加工的要求。
  2. Directed on the present situation and existing problems in boosting beef cattle industry based on the yellow cattle improvement in china, the review indicated that several relationships, such as integration of individual households and large scale cattle farms, integration of yellow cattle improvement, crossbreeding, breed conservation and utilization, integration of high grain diet intensified fattening and low grain diet economic fattening, should be handled properly ; and the requirements of profitable cattle industry for increasing reproductive survive rate, using hybrid vigor and improving the weight gain, the main factors affecting economic return of large scale cattle farms and the technology level improvement in cattle industry were duiscussed as well

    本文就近來我國以黃牛改良為特點的肉牛業蓬勃發展現狀與存在問題，指出應處理好養牛經營形式千家萬戶與規模牛場相結合、黃牛肉用與肉役兼用相結合、黃牛改良選育與雜交、保種及利用相結合、高精料強度肥育與低精料適度育肥相結合等幾個問題；並就提高養牛經濟效益對提高繁殖成活率、充分利用雜種優勢、提高日增重的要求和影響規模牛場經濟效益的主要因素及如何提高養牛科技水平等問題提出探討。
  3. In recent years, plentiful and substantial fruits achieved by the lb method in simulations of hydraulics, multiphase flows, flows in porous media and heat transfer as well as magnetohydrodynamics, have revealed a broad perspective of application of this method, it will become a powerful competitor to the conventional approaches. in order to absorb the recent achievement in theory and application of the lb method, explore new ways in hydraulic computation to promote the development of practice, some work is car ried out in this thesis, as following : advances in the theory research and application, deductive process of the d2q9 model and some other commonly used models of the lb method are summarized. based on the hydrodynamic and general boundary conditions, a new joint boundary condition is presented, it integrates advantage of the two conditions above and obtains very good results in dealing with all kinds of boundaries of flow fields

    為了消化和吸收近年來lb方法在理論和應用方面的新成果，探索在水力計算方面的新途徑以促進lb方法實用化的發展，本文進行了下列研究工作：綜述了lb方法在理論研究和實際應用方面的新進展，以及d2q9模型的推導過程和其他一些常用的模型；在水動力邊界條件和通用邊界條件的基礎上提出了一種新的聯合邊界條件方法，它綜合了上述兩種邊界條件的優點，在流場的各種邊界處理中取得了非常好的效果，經過模塊化的處理以後這種邊界條件具有更好的實用性；針對均勻網格的lb方法計算效率較低的不足，提出了雙重網格的latticeboltzmann方法，通過二維poiseulle流動、后臺階流動和渠道方槽流動三個算例的模擬，證明這種方法能夠明顯地提高流場模擬的計算效率；此外，根據復雜區域流場的特徵提出了latticeboltzmann方法的分塊-耦合演算法，利用lb方法的計算特性實現塊與塊之間的數據交換，充分利用計算資源提高計算效率，通過對「 t 」型、 「十」型和「 x 」型分岔管道流場的模擬，展示了這種演算法的特徵和優點，以及它所具有的應用前景。
  4. A new laser source of optical communication, erbium - ytterbium codoped phosphate glass waveguide laser that was provided with more prominent performance than semiconductor distribution feedback ( dfb ) laser, has been investigated globally from 1990s. the laser can meet many rigorous demands of wdm systems. the 1. 54 m laser emitted by the laser accords with the interrelated standard of international telecommunications union ( itu ), therefore, a splendent foreground can be predicted about this kind of laser in future optical communication

    基於鉺、鐿摻雜磷酸鹽玻璃基片的光波導激光器是一種新型通信光源，具有傳統的分佈反饋半導體激光器所不能比擬的優點，能滿足波分復用/密集波分復用技術對光源提出的諸多高新要求，所發射的1 . 54 m激光符合國際電信聯盟規范，在未來光通信中有著廣闊的發展前景。
  5. Eric li, convenor of the breakfast group in the legco, remarked that although singapore, one of hong kong s biggest competitors, offered a bunch of tax concessions to foreign investors, there was still a gap between hong kong s tax rates and those in singapore. therefore, slight increases in certain taxes would not drive foreign investors away. he added that as long as the government did not change the profits tax and the salaries tax into complicated taxes such as level - by - level progressive taxes, hong kong s edge of simple taxation would not be jeopardized

    立法會議員、早餐派召集人李家祥則表示，即使香港最大競爭對手，如新加坡等均會向外商提供多種稅務優惠，但香港與新加坡的稅率仍有一定距離，所提高若干稅率，亦不會導致外商撤離；他補充，只要政府沒有將利得稅或薪俸稅改變為分段式的累進稅等復雜稅項，就不會破壞香港簡單稅制的優點。
  6. Aiming at the complexity of marine nuclear power plant, the author also sum up this method ' s merit and defect

    針對船用核動力裝置的復雜性，作者還對這種方法的優點和缺點進行了總結。
  7. This article, according to the common digital keyboard on the mobile communication equipment, make essential research for windows ce - embedded operation system in chinese character input technology and realize with digital keyboard. using tree - like structure that has the space complexity o ( n ) and the time complexity of o ( n ) when searching to store chinese information. chinese input method applying this kind of store technique in chinese table has the quality of high input speed and low memory space

    本文就根據移動通信設備上常見的數字鍵盤，為windowsce嵌入式操作系統在漢字的數字鍵盤輸入技術及其實現方面作了必要的研究；並使用了一種在查找時空間復雜度為o （ n ） 、時間復雜度為o （ n ）的樹形結構來存儲中文信息，使用這種存儲技術作為碼表內存存放方式的漢字輸入法具有輸入速度快、佔用空間少的優點。
  8. Since the analysis of the inverter and its control system is very complex, the frequency analysis, time domain analysis and control system is made in capacitance operated conditions limited to pressure of time and paper length. the research content can be summed up as follows : ( 1 ) a new equivalent circuit of dbd circuit ( dielectric barrier discharge ) that consider the consume of transformer, the on - off switching loses and so on is presented based on the ozonier powered by sine current source. as compared with the former equivalent, the new equivalent circuit can be depicted the actual ozone circuit accurately

    本文主要針對容性狀態下的臭氧發生器電源進行相關研究，研究內容包括以下幾部分: （ 1 ）在正弦電流源供電的dbd型發生器的基波等效電路基礎上，提出了一種考慮電路雜散損耗（變壓器勵磁損耗、開關管開關和導通損耗以及其他元件的熱損耗）的改進型基波等效電路，並採用該等效電路得出了適用的臭氧發生器電源設計方法，實驗驗證了該基波等效電路具有工程設計精度高的優點。
  9. At present, purchease - sales - inventory manage systems generally have two types of constructive patterns. one is c / s, the other is b / s. in view of their advantages and shortcomings as well as correlative factors, such as its operations characteristic and actuality, being changing intranet environment and customary demanding fashion and developing trend of operations and manage fashions of corporations, the paper puts forward a kind of mixed constructive pattern of c / s and b / s aiming at complex operation, frequent data processing, more data transmitting and high - demand to security, the c / s is used. on the contrary, for those operations of wide scope and low - rise security, the b / s is used. in this way, the mixed patterns has the advantages both c / s and b / s and it satisfied different special demands

    目前進銷存系統一般採用c s或b s兩種結構模式，根據圖書進銷存業務特點和現狀、現在企業普遍改造的intranet環境、企業長期的需求習慣方式及將來業務和經營方式的發展趨勢，針對c s 、 b s結構進銷存系統各自優缺點，本文提出了採用一種c s和b s混合結構模式。把業務復雜、數據處理頻繁、數據傳輸量大、安全性要求高的業務，運用c s結構模式，而對于面向范圍廣、安全性要求不高的業務，運用b s結構模式。這樣集c s和b s結構的優點，滿足了圖書進銷存業務不同的特點需求，同時，使企業的原有的經營處理應用系統能平滑過渡，也為滿足今後新的需求具有很好的擴展性。
  10. Low density parity check ( ldpc ) code, which is a special case of error correction code with sparse parity - check matrix, has the performance very close to the shannon limit

    Ldpc碼是一種特殊的具有稀疏校驗矩陣的糾錯編碼，其性能逼近香農限。這種碼具有實現復雜度低和數據吞吐量高的優點。
  11. In this paper, a generalized hybrid finite strip method is deduded for analyzing the shear lag effect in box girders. it has the advantage of the generalized finite strip method and hybrid stress element. shear lag effect in thin - walled box girder is analyzed with this method and stiffness matrix of generalized hybrid finite strip element is deduced. a calculating program for thin - walled box girder " s generalized hybrid finite strip method is compiled with fortran language and performed in visual fortran environment of pc computer. a typical example demonstrates that the proposed method has higher accuracy and efficiency, is suitable for analysis of shear lag effect in box girders

    本文結合應力雜交元法和廣義有限條法導出一種用來分析箱梁剪力滯效應的廣義應力雜交有限條法，它兼有應力雜交元和有限條法的優點。運用這種方法對薄壁箱形梁的剪力滯效應進行了分析，推導出廣義應力雜交有限條元的單元剛度矩陣，用fortran - 77語言編寫薄壁箱形梁廣義雜交有限條法程序（ hfsbg . for ）在visualfortran環境下運行。具體算例的數值結果表明：廣義應力雜交有限條法用於計算箱形梁的應力分析具有很好的精度和效率，適合於分析箱形梁的剪力滯效應。
  12. In this dissertation, the research trends for the problem have been introduced ; the ‘ dim ’ and ‘ point ’ has been strictly defined in mathematics from machine vision and human vision ; the ideal clutter suppression system based on clutter predication and the realization and evaluation of evaluation index has been studied, in succession the clutter suppression technologies have been researched. firstly, the classic nonparametric algorithm has been analyzed in detail and systematically, for it ’ s weakness that it cannot remove the non - stationary clutter ideally, kalman filter algorithm for clutter suppression in 2d image signal has been built. secondly, fast adaptive kalman filter is presented based on fast wide - sense stationary areas partition algorithm : limited combination and division algorithm based on quarti - tree algorithm, new taxis filter route algorithm which can break through the limitation of the necessity of pixel neighborhood of 2d filter and laplace data model with two parameters which is perfectly suitable for the residual image of kalman clutter suppression

    首先分析了經典的非參數法，對於四種具有代表性的核，從前述的三個性能評價方面做了分析和對比，指出了其速度快的優點和對非平穩圖像適應性差的弱點，針對非參數法的弱點，重點研究了對非平穩圖像適應良好的卡爾曼雜波抑制技術:建立了非平穩圖像的類自回歸模型，在此基礎上建立了二維卡爾曼濾波基礎的兩個方程:狀態方程和測量方程;建立了非平穩圖像準平穩區域快速劃分演算法:基於四叉樹法的有限分裂合併演算法;二維空間的基於k排序的濾波路線演算法，突破了空域濾波路線上區域相鄰的限制;在這些研究的基礎上實現了快速卡爾曼估計，實驗驗證了該方法相對逐點卡爾曼估計可以提高運算速度三倍左右;雜波抑制結果表明傳統的高斯性檢驗並不適合卡爾曼估計后的殘余圖像，由此建立了殘余圖像的雙參數拉普拉斯模型，實驗表明其可以完好的吻合殘余圖像的概率密度曲線。
  13. Object - oriented technique such as booch, coad / yourdon, omt and jacobson was already widely accepted in object - oriented software developing field. the unified modeling language ( uml ) is a language for specifying, visualizing, constructing, and documenting the artifacts of software systems, as well as for business modeling and other non - software systems

    特別值得一提的是統一的建模語言uml ，該方法結合了booch ， omt ，和jacobson方法的優點，統一了符號體系，並在許多大規模復雜系統的實際建模中被證明是一種非常好的軟體工程方法。
  14. Atoms of the film by dc reactive magnetron with pt sputtered tend to plane ordinal structure. molecules of the the film by sol - gel with pt sputtered tend to be surface center structure as wo6. as results of ft - ir, the characteristic oscillation of the tungsten oxide sol - gel film with pdcl2 catalyst is more distinct with the higher temperature at the wave band

    這兩種方法結合制備的三氧化鎢摻雜薄膜中溶膠摻鉑樣品綜合了溶膠凝膠法與直流磁控濺射法的優點，其薄膜疏鬆多孔，充分快速響應了鉑催化劑離化的氫，具有良好的氫敏性能，是制備氫氣傳感器薄膜的首選方法。
  15. 15 goktekin t g, bargteil a w, o brien j. a method for animating viscoelastic fluids. acm transactions on graphics proc

    這種描述方式的優點是能夠自然而然的用一種統一的方式處理界面兩側不同液體的物理性質跳變，避免了數值求解過程的復雜化。
  16. There are many things can be used as electrorheological ( er ) materials, such as polymer semiconductor er materials, inorganic nonmetal materials et al. the advantage of polymer semiconductor er materials attributes to theirs high mechanical mass, lower density and fine hydrophobic properties, at the same time, theirs conductivity can be adjusted by doping and after - treatment, but theirs poor thermo - stability confines theirs extensive use

    有許多種材料都可以用作電流變材料，例如，聚合物半導體材料，無機非金屬材料等，聚合物半導體er材料的優點在於有較高的力學值、較小的密度、優良的疏水性，可以通過控制摻雜量和后處理程度有效控制電導的大小。
  17. Ytterbium ( yb ) - doped silica fibers have a broad - gain bandwidth ( 850 ~ 1050nm ), excellent power conversion efficiency, and a broad - absorption bandwidth ( 900 ~ 1200nm ). their ability to provide amplification over the very broad wavelength range from ~ 975nm to ~ 1200nm is expected to generate increasing interest in the near future. they offer an almost ideal gain medium for the fiber lasers and fiber amplifiers that work at the wavelength around 1 m

    摻鐿石英光纖具有幾個方面的優點，如能級結構簡單，與摻er3 + 、 nd3 +等稀土離子的光纖相比，不存在對泵浦光或信號光的激發態吸收（ esa ） ，可以有更高的摻雜濃度;有較寬的吸收光譜（ 850 ~ 1050nm ） ，可以利用多種泵浦光源來設計泵浦方案;輻射光譜寬（ 900 ~ 1200nm ） ，激光輸出波長可以有很寬的可調諧范圍。
  18. A semi - discrete form of our scheme is also presented. this new reconstruction is a third order accuracy in smooth regions and non - oscillations at cell interfaces. our scheme enjoys the main advantage of the central schemes - simplicity, namely it does not employ riemann solvers and hence the intricate and time - consuming characteristic decomposition are avoided

    本文針對一維雙曲型守恆律的初值問題，研究了二階和三階中心差分格式，提出了一種改進的三階中心差分格式及其半離散形式，主要是引入了一種新的重構，並證明了這種重構在光滑區域具有三階精度且在網格邊界無振蕩，所提的格式保持了中心差分格式簡單的優點，不需要求解黎曼問題，避免了復雜且耗時的特徵分解過程。
  19. This thesis is primarily regarding marxism as the leading, and pay attention on to the realistical humanity. so, the synthetical defination is : in the microcosmic, humanity performance as human ' s various elemental demands ; in the real world, humanity is a complicat compound, include the advantages, and also include the weakness ; in the community, humanity show a normalcy distribution, the positive and rationally aspect occupy the predominant position. section 2 is the inside nature of humanity - based management

    本文主要以馬克思主義實踐論為指導，關注現實人性，從心理學、管理學、群體分佈等方面綜合起來對人性進行了界定：人性在微觀心理層面上表現為人的有層次的各種基本需要；人性在現實中表現為一種復雜的復合體，既包含人性的優點，也包含人性的弱點；在群體中，人性呈一種正態分佈，人性的積極合理性佔主導地位。
  20. 8. because the detection method using multi - spectral feature to identify weed is superior to other methods in real - time detection, the spectral characteristics of wheat and four kind of weeds from 666nm to 1176nm were studied

    針對田間雜草識別的多光譜特徵法具有實時性強的優點，在理論分析和方法比較的基礎上，對666 1176nm范圍內的小麥和幾種雜草的光譜特性進行了研究。
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