配子異體的 的英文怎麼說
中文拼音 [pèiziyìtǐde]
配子異體的
英文
anisogamous-
Cluster analysis by upgma methods indicated that these five stocks might be divided into three clusters. results of rapd a nalysis suggested that extensive genetic diversity was detected in this species and the genetic divergence among stocks was relatively high ; upgma phylogenetic tree showed there existed three geographic populations of p. polyactis in the yellow sea and the east china sea, which supported the previous conclusion by morphological and ecological methods. part two : the genetic diversity between trichiurus lepturus and eupleurogrammus muticus random amplified polymorphic dna ( rapd ) technique was applied to 12 individuals from each species of the hairtail fishes trichiurus lepturus and eupleurogrammus muticus collected from the yellow sea
50一2 . 44 ） ，群體內和群體間的遺傳變異比例分別為69 %和31 % ;群體間的平均遺傳相似度和遺傳距離分別為0 . 9139和o . q861 ;用非加權配對算數平均法（ unweightedpair - groupmethodofari山m七tiome即s ， upgma ）聚類分析的結果表明，所分析的5個群體可被分為3個地理群系，從分子水平上支持了過去有關學者把黃海和東海的小黃魚劃分為北中南3個地理群系的觀點。Sinense y. x. lin is a mixed mating system and the intergametophzyme outcrossing among perhaps plays a main role
這說明荷葉鐵線蕨種群可能是以配子體間異交為主的混合交配體系。Examples include male and female plants in dioecious species, aerial and submerged leaves, alternation of gametophyte and sporophyte stages of a life cycle, and mesophyll and bundle - sheath chloroplasts
例如在雌雄異株物種中的雌性植物和雄性植物，氣生的和被水浸沒的葉片，生活史中的配子體與孢子體的交替，葉肉和維管束鞘葉綠體等。The product is adopting the numerator that the united states first enter synthesize the craft, the numerator that pass science designs, make epoxy and water polyurethane the combination, form polymers has each other thing of wearing the network construction, and join the functional monomer to it make the product can polymerize in normal temperature ; at 50 degress reporters conditions, the degree will be higher. make water - paint have excellent hardness, luster, chubbiness and attrition resistance, water resistance ， ethanol resistance ; make the water - paint with the product has epoxy and polyurethane excellent capability
該產品採用美國最先進的高分子合成工藝，通過科學的分子設計，使環氧樹脂與水性聚氨酯分散體有機地結合，形成具有互穿網路結構的高分子聚合物；並通過功能性單體的引入賦予該產品常溫自交聯功能，在50條件下成膜，交聯度會更高；使漆膜具有極好的硬度、光澤、豐滿度、耐水性及耐磨性，使配置的水性漆兼具聚氨酯及環氧樹脂的優異性能。The product is adopting the numerator that the united states first enter synthesize the craft, the numerator that pass science designs, make epoxy and water polyurethane the combination, form polymers has each other thing of wearing the network construction, and join the functional monomer to it make the product can polymerize in normal temperature ; make coating have excellent hardness, luster, chubbiness and attrition resistance, water resistance ， ethanol resistance ; make the water - paint with the product has epoxy and polyurethane excellent capability
該產品採用美國最先進的高分子合成工藝，通過科學的分子設計，使環氧樹脂與水性聚氨酯分散體有機地結合，形成具有互穿網路結構的高分子聚合物；並通過功能性單體的引入賦予該產品常溫自交聯功能，使漆膜具有極好的硬度、光澤、豐滿度、耐水性及耐磨性，使配置的水性漆兼具聚氨酯及環氧樹脂的優異性能。In summaries, we use two parts, isotropic and anisotropic, to describe the anisotropic diffuse - radiation ; connected the horizontal diffuse - radiation and the land modulus to calculate the diffuse irradiation on actual terra ; and modem geo - tech, dem and pci - geomatica software and so on, is convenient and helpful to deal with mass geo - data and geo - information
總結本文的技術與方法，本文以各向同性與各向異性權重分離方法描述了散射輻射各向異性特徵；以平地散射輻射與地形因子結合方式詳細探討了地形因子的作用;以dem數據與現代地理信息軟體相配合，嘗試了高效的現代地理空間信息計算技術。( 5 ) the psychological development of adolescent parent - child communication exists parents " differences. from the whole, the psychological development level of adolescent communication with their mothers is better than with fathers. but to domination need and positive listening factors, the psychological development level of adolescent communication with their fathers is better than with mothers
（ 5 ）青少年親子溝通心理發展存在父母差異，從整體上看，青少年與母親的溝通心理水平顯著高於與父親的溝通，但在支配需要和積極傾聽兩因素上則表現為與父親的溝通水平顯著高於與母親的溝通。( 2 ) on the side of mechanism of bt cottonseed industrialization, there are common grounds between and kemao co. : multi - participates form a advantage community with contract share in common profit, but the forms of interest distribution are different ; they constitute wholesome organizes system and apply some systems, such as produce and sale in term of contract, price subsidy and non - marketing arrangement, moreover reinforce intellect development of industrialization system to evade risks ; they introduce corporation production and management mechanism, take quality as the center, establish strict index system and project management system, reinforce seed production and sale management ; they endeavor to increase financing channels to promote bt cottonseed industrialization to function effectively
（ 2 ）冀岱公司和科貿公司bt棉種子產業化運行機制有許多共同點：多元參與主體結成一個利益共同體，以合同為紐帶，分享共同利潤，但利益分配形式有所差異；建立健全的產業化組織體系，利用各種制度、 「非市場安排」並大力加強產業化體系的智力開發等措施來規避風險；引入企業化生產經營管理機制，以產品質量管理為核心，制定嚴格的指標體系和管理制度，建立健全的銷售網路體系，加強種子生產與銷售管理；積極拓展資金籌措渠道，促進bt棉種子產業化有效運行。With the different loading ratio of parallel to axis and normal to axis direction, damage defects will occur bulking problem. by varying the degree of material anisotropy relative to the loading axis such as poisson ' s ratio and shear modulus, crack growth bulking strain value parallel to or normal to the loading axis is different. the parameters controlling the growth or arrest of the delamination damage are identified as the geometry and the depth of defects and radius of cylindrical etc. at last, it was investigated that the delamination damage is often induced by the tip of matrix damage under higher stress
研究結果表明:殼體筒段受軸向拉伸和內壓載荷作用時，軸向和環向載荷的比率不同，母層和子層可能發生拉伸屈曲，也可能發生收縮屈曲，或者同時發生拉伸和壓縮屈曲;母層與子層各向異性存在差異，即泊松比與剪切模量不匹配時，將使子層板的邊界上承受壓縮和剪切作用，當分層達到臨界狀態則發生屈曲，當母層與子層的各向異性差異越大，則發生分層屈曲的可能性越大;分層損傷的屈曲應變值與子層自身的彈性模量、分層子層的形狀、厚度以及圓柱半徑等因素有關。Abstract : a new method, collaborative allocation ( ca ), is proposed to solve the large - scale optimum allocation problem in aircraft conceptual design. according to the characteristics of optimum allocation in aircraft conceptual design. the principle and mathematical model of ca are established. the optimum allocation problem is decomposed into one main optimization problem and several sub - optimization problems. a group of design requirements for subsystems are provided by the main system respectively, and the subsystems execute their own optimizations or further provide the detailed design requirements to the bottom components of aircraft, such as spars, ribs and skins, etc. the subsystems minimize the discrepancy between their own local variables and the corresponding allocated values, and then return the optimization results to main optimization. the main optimization is performed to reallocate the design requirements for improving the integration performance and progressing toward the compatibilities among subsystems. ca provides the general optimum allocation architecture and is easy to be carried out. furthermore, the concurrent computation can also be realized. two examples of optimum reliability allocation are used to describe the implementation procedure of ca for two - level allocation and three - level allocation respectively, and to validate preliminarily its correctness and effectiveness. it is shown that the developed method can be successfully used in optimum allocation of design requirements. then taking weight requirement allocation as example, the mathematical model and solution procedure for collaborative allocation of design requirements in aircraft conceptual design are briefly depicted
文摘:探討了一種新的設計指標最優分配方法- -協同分配法，用於處理飛機頂層設計中的大規模設計指標最優分配問題.分析了飛機頂層設計中的設計指標最優分配特徵，據此給出了協同法的原理並建立了數學模型.協同法按設計指標分配關系將最優分配問題分解為主系統優化和子系統優化，主優化對子系統設計指標進行最優分配，子優化以最小化分配設計指標值與期望設計指標值之間的差異為目標，進行子系統最優設計，或對底層元件（如飛機翼梁、翼肋和翼盒等）進行設計指標最優分配，並把最優解信息反饋給主優化.主優化通過子優化最優解信息構成的一致性約束協調分配量，提高系統整體性能，並重新給出分配方案.主系統與子系統反復協調，直到得到設計指標最優分配方案.兩層可靠度指標分配算例初步驗證了本文方法的正確性與可行性，三層可靠度指標分配算例證明了本文方法的有效性.最後，以重量指標分配為例，簡要敘述了針對飛機頂層設計中設計指標協同分配的數學模型和求解思路A new method, collaborative allocation ( ca ), is proposed to solve the large - scale optimum allocation problem in aircraft conceptual design. according to the characteristics of optimum allocation in aircraft conceptual design. the principle and mathematical model of ca are established. the optimum allocation problem is decomposed into one main optimization problem and several sub - optimization problems. a group of design requirements for subsystems are provided by the main system respectively, and the subsystems execute their own optimizations or further provide the detailed design requirements to the bottom components of aircraft, such as spars, ribs and skins, etc. the subsystems minimize the discrepancy between their own local variables and the corresponding allocated values, and then return the optimization results to main optimization. the main optimization is performed to reallocate the design requirements for improving the integration performance and progressing toward the compatibilities among subsystems. ca provides the general optimum allocation architecture and is easy to be carried out. furthermore, the concurrent computation can also be realized. two examples of optimum reliability allocation are used to describe the implementation procedure of ca for two - level allocation and three - level allocation respectively, and to validate preliminarily its correctness and effectiveness. it is shown that the developed method can be successfully used in optimum allocation of design requirements. then taking weight requirement allocation as example, the mathematical model and solution procedure for collaborative allocation of design requirements in aircraft conceptual design are briefly depicted
探討了一種新的設計指標最優分配方法- -協同分配法，用於處理飛機頂層設計中的大規模設計指標最優分配問題.分析了飛機頂層設計中的設計指標最優分配特徵，據此給出了協同法的原理並建立了數學模型.協同法按設計指標分配關系將最優分配問題分解為主系統優化和子系統優化，主優化對子系統設計指標進行最優分配，子優化以最小化分配設計指標值與期望設計指標值之間的差異為目標，進行子系統最優設計，或對底層元件（如飛機翼梁、翼肋和翼盒等）進行設計指標最優分配，並把最優解信息反饋給主優化.主優化通過子優化最優解信息構成的一致性約束協調分配量，提高系統整體性能，並重新給出分配方案.主系統與子系統反復協調，直到得到設計指標最優分配方案.兩層可靠度指標分配算例初步驗證了本文方法的正確性與可行性，三層可靠度指標分配算例證明了本文方法的有效性.最後，以重量指標分配為例，簡要敘述了針對飛機頂層設計中設計指標協同分配的數學模型和求解思路In order to verify the feasibility of the present method, chapter 3 takes the fluid flow of sphere, cylinder and the additive mass of two spheres as three examples, finishes the calculation by disposing the source or sink whose strength is expressed as the format of nurbs and emphatically the processing of the singular integral. it can be drawn from the comparison of the results of present method and the theoretical solution, i. e. a good precision can be gotten under a few collocation points with the method
為了考查本文方法的可行性，第3章以圓球體繞流、圓柱繞流以及兩個等圓球體在流場中的附加質量作為例子，通過在物體表面布置強度以非均勻有理b樣條表達的源匯和著重對奇異積分的處理后完成了相應的計算，從與理論解的比較可以看出本方法的優越：在數目很少的配置點下數值解可取得十分良好的精度。Segmented polyurethanes containing amorphous or crystalline soft segments as reversible phase and crosslink points as fixed phase can exhibit shape - memory properties
摘要聚氨酯是一種具有微相分離本體結構的多嵌段共聚物，可通過調節原料的組成和配比，得到性能各異的新型功能高分子材料。Methods and results : proteomics approaches involve three critical techniques : two dimensional electrophoresis, biological mass spectrometry and bioinformatics. in 2 - de, we applied traditional ief in the first dimension and tris - tricine system in the second dimension and acquired protein profiles of serum and skin samples. in the identification of 10 proteins of serum and 16 proteins of skin, we acquired peptide mass of fingerprint ( pmf ) maps for all targets by means of matrix - assisted laser desorption - ionization time of flight mass spectrometry ( maldi - tof - ms ) and partial aminio acid sequences for 9 proteins by means of electrospray ionization ms / ms ( lisi - ms / ms )
研究方法：採用雙向電泳技術獲取泥鰍創傷前後血清和皮膚的小分子蛋白圖譜，利用基質輔助激光解析飛行時間檢測質譜分析（ matrix - assistedlaserdesorption - ionizationtimeofflightmassspectrometry ， maldi - tof - ms ）和電噴霧離子化串連質譜分析（ electrosprayionizationms / ms ， esi - ms hs ）分別獲得差異蛋白點的肽指紋圖譜（ peptidemassoffingerprint ， pmf ）和部分序列信息，通過網際網路上的expasy服務器中和ncbi的相關軟體將這些信息和swissprot數據庫進行匹配鑒定蛋白質種類。Mekler idlis ( m - i ) pair theory suggests that each codon - directed amino acid residue in a sense peptide may make a specific pair - wise interaction with the corresponding complementary codon - directed residue in the complementary peptide. ahbs theory suggests also the parts between / in the proteins that are capable of interacting specifically. the interaction between receptor and ligand is the recognition and interaction between proteins. if the receptor is the sens e peptide, the ligand, which can specifically bind to it, must have one or several antisense peptides. these antisense peptides muat be located at the key place which has relationship with the function of the ligand
Ahbs （反義同源盒）理論和分子識別理論描述了蛋白分子內和蛋白分子間可以特異結合的區域結構具有正義與反義的關系。受體與配體的相互作用實質上是蛋白質分子間的識別、結合和相互作用的過程。將受體看作是有義肽，那麼可與之特異結合的配體分子中可能存在一段或多段反義肽，而且其存在的部位是配體功能的關鍵位置。In addition, metalloporphyrin, which is a class of metal organic ligand, attracted more and more attention in the past few years due to its special molecular structure and photoelectrical properties. these scientific research arise my interests in preparing metalloporphyrin ( such as co - porphyrin, fe - porphyrin ) and semiconductor nanoparticles by means of surface chemical modification, and investigating some of their nonlinear optical properties using various optical measurement tools
金屬卟啉正是這樣一類分子結構特殊的金屬有機配合物，因其易於制備和表現出的優異的光學特性而受到眾多研究者的青睞。在本文，我們使用ar ~ +激光器，研究了表面修飾的半導體納米微粒和金屬卟啉的非線性光學特性。The experiment test results of mechanical properties and durability of hprrc show : no matter at early age or later age, the ration of flexural strength to the cubic compression strength of hprrc is higher than ordinary concrete, and the brittleness of hprrc is reduced ; the bond performance of new - old concrete interface and chloride permeability are good ; its resistance to freeze and thaw, permeability are all excellent ; its volume stability is improved, and its cracking resistance is good
配製出和易性優良（坍落度30mm ） 12 48h能滿足開放交通的hprrc 。 5 、 hprrc力學性能、耐久性能試驗結果表明：無論早期還是後期，其折壓比均比普通砼的有所提高，脆性有所降低；新老砼粘結性能優良；並具有優異的抗凍性、抗滲性、耐磨性，抗氯離子滲透能力強；體積穩定性大為提高，抗裂性好。Based on the simulation method of finite difference time domain ( fdtd ) ( together with the boundary treatment of an anisotropic perfect matched layer of absorbing media for the truncation of fdtd lattices ) and the theory of ordinary antennas, antennas based on photonic bandgap ( pbg ) materials and meta - materials are studied in the present dissertation
在開展有限時域差分法（結合各向異性完全匹配層邊界）演算法研究和普通天線模擬設計研究的工作基礎上，本論文主要進行了基於光子晶體（ pbg ）與異向介質的新型天線的研究。Hibernate returns a collection of the matching heterogeneous concrete subclasses automatically when an abstract class is queried
當查詢抽象類時， hibernate會自動返回一個集合，由匹配的具體異構子類構成。分享友人