網狀葉 的英文怎麼說
中文拼音 [wǎngzhuàngyè]
網狀葉
英文
net-veined leaf-
Leaves tufted ; stipes 15 - 30 cm long, densely scaly at base, glabrous above ; sterile lamina about 60 cm long and 20 cm wide, simply pinnate ; pinnae numerous, alternate or subopposite, linear - lanceolate, the largest about 12 cm long and 1 cm wide, base cordate, apex acuminate, margin finely toothed ; veins close, forking once or twice and forming areoles near the midrib ; fertile lamina similar to sterile ones, but somewhat reduced, about 8 cm long and 0. 4 cm wide, lower surface almost entirely covered with sporangia
葉簇生;葉柄長15 - 30厘米,基部密被鱗片,向上近光滑;不育葉片長約60厘米,寬20厘米,一回羽狀;羽片多數,互生或近對生,線狀披針形,最長者長達12厘米,寬約1厘米,頂端長漸尖,基部心形,邊緣有細密鋸齒;葉脈1 - 2次分叉,近中脈形成網眼;能育葉與不育葉相似,但較小,長約8厘米,寬約0 . 4厘米,下部滿布孢子囊。Dicotyledons usually show a netlike arrangement whereas monocotyledons generally show a parallel distribution of vein
雙子葉植物主要為網狀脈,而單子葉植物主要為平行脈。Based on the demand of power department, a full distributed multifuncitional monitoring device is studied. this instrument not only can measure the data of hydroelectric plant, but also integrate the funcition of control the dynamotor, by cooperate with the program of epigynous system, it can realization the auto generate electricity on the hydroelectric plant and ordinal startup - stop of the dynamotor. 2 furthermore, performance of integrated dft arithmetic enhances the acturacy and reliability of measure. by communication several devices can run online to be controlled dispersedly and managed centrally
本文分析了國內外水電站自動控制裝置的研究和發展狀況,尤其是國內小型水電站的自動化現狀,針對現有電力部門的需求,設計並實現了一種單元式的微機自動監控裝置,該裝置不僅實現了對水電站內各種模擬參數和數字信號的實時監測功能,還對水輪發電機組進行了調控,通過與上位機處理程序的配合,可以實現水電站的自動發電控制、機組順序啟停;在測量發電機組機端電壓和電流參數的時候,採用32點離散傅立葉演算法( dft ) ,增加了測量的準確性和可靠性;通過通訊可以實現裝置的聯網運行,做到「分散控制、集中管理」 。The higher concentration of extracellular calcium could influent the stability of microtubules in protoplast. mts in the protoplasts would depolymerize when the extracellular calcium concentration was rising up to lommoi / l. the intercellular washing fluid ( iwf ) of wheat - leaf rust fungus interaction which contains elicitor were used as stimulator to interact with the protoplast of cv
試驗結果表明,在小麥葉肉細胞原生質體中,微管骨架呈網路狀分佈於整個細胞質中;胞外較高的ca ~ ( 2 + )濃度對微管骨架的穩定性有影響,在本試驗系統中當胞外ca ~ ( 2 + )達到10mmol / l時,微管骨架即開始發生解聚。When viewed under a microscope, the liver is seen as large network of units called hepatic lobules. the hepatic lobule is very small and looks like a six - sided cylinder
在顯微鏡下,肝臟是由肝小葉為單位的網狀結構。肝小葉非常小,是六稜柱體。L. virgaurea and l. sagitta were guerrilla clonal plant of perennial herb. 2. in the process of clonal growth, each rhizome only developed a ramet and there was no net or linear clonal growth form
在克隆生長的過程中,黃帚橐吾、箭葉橐吾每個根狀莖在形成一個分株便失去頂端分生組織,不產生網狀和直線型分枝,作者將其命名為游擊合軸型。At the surface of the pollen grains there are three types of aperturates, including three porates type, three colpates type and three porate - colpates type ; and four types of sculpture, namely, reticulate, striate, striate - reticulate and verrucate. the upper epidermal cells of the leaves of 12 species plants are detected with hpias - 1000 image analytic system through the treatment of binarization, and the experimental methods are proved stable. the results indicated that the waviness of the anticlinal walls ( sfc ) and the ratio of the feret ' s diameter ( slf ) of the epidermal cells of the middle lamina in the third node of leaves starting from the lowerest part of the stem have a relative constant range and could distinguish from each other. oieanolic acid, l, 5, 8 - trihydroxy - 3 - methoxyxanthone and swertiamarin are separately detected on the tlc, and the different chromatogram of various plants can be considered as characters of identification. the contents of oleanolic acid in 12 species of plants are determinated by hplc, but among the different plants and botanical organs their contents are different, and the highest content in flowers
本文對川鄂產獐牙菜屬藥用植物資源進行了野外調查、標本採集和鑒定,對12種乾燥藥材的性狀進行了描述,提供了可以鑒別的特徵。通過掃描電子顯微鏡觀察的12種本屬藥用植物的花粉粒均為單粒花粉,萌發孔有3孔型, 3溝型和3孔溝型三種類型;表面紋飾包括網狀紋,條狀?網狀紋,條狀紋和瘤狀紋四種類型。用hpias ? 1000高清晰度彩色病理圖文分析系統對葉片上表皮細胞作圖像分析,並進行方法學研究,結果表明,同種植物莖上第3節葉片中段主脈和第1側脈之間葉上表皮細胞垂周壁彎曲程度sfc值和細胞縱、橫向直徑的比值slf值,種間有顯著差異,每種都有相對恆定范圍值。The seeds of 10 species ( 96 samples ) of the genus schisandra michaux were observed tinder light microscope and scanning election microscope. the results indicate " that : the macroslructural features of seed surface, including smooth type, rugulose type and tuberculate type, may suggest the evolutionary trend from smooth type to rugulose type, from rugulose type to tuberculate type ; the microstructural features of outer epidermis can be divided into two types, viz. verrucate type and reticulate type
結果表明:該屬的種子宏觀形態呈現平滑、細皺紋或瘤狀突起,並認為五味子屬種子形態可能有從平滑到有細皺紋再到有瘤狀突起的演化趨勢;該屬種皮表面微觀形態可分為疣狀突起型(如:大花五味子、北五味子、東亞五味子、狹葉五味子、毛葉五味子、翼梗五味子和二色五味子)和網紋型(如:鐵箍散和重瓣味子) 。We find the chimeric protein in leaf epidermal cells, stomatal guard cell and root epidermal cell. actin filaments can be visualized clearly in guard cell, in guard cells of open stomata under light, actin filaments arrange reticulate randomly in cytoplasm. in guard cells of closed stomata under darkness, actin filaments arrange curly along the longitude of guard cell
在葉片的表皮細胞、保衛細胞、根部的皮層細胞中有融合蛋白的表達,保衛細胞中微絲標記狀況良好,經光誘導處于開放態的氣孔的保衛細胞微絲呈網狀結構,在細胞內無規則分佈;經黑暗誘導處于關閉態的氣孔保衛細胞中微絲束沿保衛細胞縱軸排列,呈捲曲狀分佈。The minor veins join with other minor veins, forming a conspicuous network. the reticulate pattern of minor veins is characteristic of most dicotyledonous plants
細脈和其它的細脈聯合形成一個連續的網路。細脈的網狀式樣是雙子葉植物的主要特徵。Aiming at the study actuality of fan performance monitoring system and analysis of fan performance curve changes affected by inlet - box and the different fixed - angles of guide blades in the course of installation, a fan flow monitoring model based on rbfnn in whole flow zone was established in this thesis. in the model, the method of no throttle and fan performance curve were used as basis. and on the basis of that model, fan performance curves of 4 - 73no. 8d were approached with experimental data of different speed, different opening - angles of guide blade and different resistance of pipeline, the precision and the error law of model were studied
本文針對電站風機性能監測系統研究較少的現狀,在實驗的基礎上分析了現場加裝進氣箱和由於安裝造成的導流器葉片開度不一致對風機性能曲線的影響,並在此基礎上採用無節流方法測量流量,以風機調節性能曲線為依據,建立了基於徑向基函數( rbf )神經網路的風機流量全程監測模型;以實驗室4 - 73no . 8d離心風機為研究對象,探討了rbf神經網路差壓模型在變轉速、變導流器開度和變管網阻力等工況下的應用精度和誤差分佈規律;最後用visualc + +語言開發了風機性能在線監測系統。There are two kinds of venation, parallel and net.
葉脈有兩種:平行脈和網狀脈。State prediction based on the dynamic bayesian network
基於動態貝葉斯網的狀態預測After discussing of the current bdar, the chosen radar ’ s damage mode and effects is analyzed in the paper according to its function structure and fighting mission. and then, an expert system is presented to assess effectively and intelligently based upon the bayesian networks. in detail, three knowledge representations, i. e. production rule, frame and bayesian networks are adopted to express different kinds of knowledge in the expert system, and forward deduction and bayesian networks ’ uncertain reason are combined to accomplish the expert system inference process
本文在總結戰場損傷評估與修復的理論體系和研究現狀的基礎上,選用某型號雷達作為研究對象,按照其功能結構及作戰任務的特點,分析了它的戰場損傷模式與影響,並就其損傷評估與修復的常用方法和決策思路,設計了一個基於貝葉斯網路的專家系統以提高戰損評估決策的自動化、智能化水平。It was concluded that the first sixteen harmonics of the fourier descriptor were enough to represent the primary shape of pear, and the shape identification accuracy could reach 90 % by applying the fourier descriptor in combination with artificial neural network
研究發現該傅立葉描述子的前16個諧波的變化特性足以代表梨體的主要形狀,採用傅立葉描述子與人工神經網路相結合的方法進行果形識別的精確率可達90 % 。Images of huanghua pears were acquired by means of machine vision system the method to describe the shape of irregular fruit was studied, in which the fourier transform and fourier inverse transform were applied a sort of software for fruit shape identification based on artificial neural network was developed
利用機器視覺採集黃花梨圖像,研究了不規則果品的形狀描述方法,提出在黃花梨的分級過程中採用傅立葉變換與傅立葉反變換對來描述果形,開發了基於人工神經網路的果形識別軟體。The network classified over 90 % of the weed from corn seedling. and the influence of learning error and the number of hide layer nodes on network performance was also studied
試驗結果表明,形狀識別神經網路能正確識別玉米、闊葉雜草與窄葉雜草,識別正確率在90以上。In the first chapter, the thesis illustrates the foundation and significance of this thesis and simply summarizes their researchful history and actualities of bn and cbr. in the second chapter, the thesis firstly explains the notion of bn, afterwards studies the application of bn in data - mining ( dm ) in detail and also studies the learning of the probability parameter and the structuring framwork of bn in the condition of the full data and the lacked data
第一章,說明了本文的研究背景和意義並且簡單總結了貝葉斯網和範例推理的研究歷史和現狀。第二章,首先給出了貝葉斯網路的概念,然後詳細研究了貝葉斯網用於數據挖掘。分別對數據完整和不完整情況下,概率參數的學習和貝葉斯網結構的建立作了研究。Then, in the main system, neural network was adopted to construct the response relation between impeller performance and meridional channel design variables, where the training sample data were schemed according to the design of experimental method, and the effect of blade shape on the impeller performance was taken into account and the meridional channel was optimized
然後,在中心系統內利用試驗設計理論安排訓練樣本,採用神經網路建立葉輪性能與子午流道設計參數之間的響應關系,同時計及葉片形狀對葉輪性能的影響,對子午流道及葉片進行優化。This research addressed an urban traffic intelligent control system, which adopts a multi - agents coordination in urban traffic control to coordinate the signal of adjacent intersections for eliminating the congestion of traffic network. an agent represents a signal intersection control, and multi - agents realize coordination of multiple intersections to eliminate congestion. based on recursive modeling method and bayesian learning that enables an agent to select his rational action by examining with other agents by modeling their decision making in conjunction with dynamic belief update. based on this method, a simplified multi - agent traffic control system is established and the results demonstrate its effectiveness. it is very important for its
本文中提出一種城市交通智能控制系統,針對城市交通網路中相鄰交叉口的交通流可能相互沖突,即局部交通流的優化可能引起其他區域交通狀況的惡化的問題,採用多智能體協調控制方法來協調相鄰交叉口處的控制信號消除網路中的交通擁塞.提出以一個智能體的方式實現一個信號燈交叉口控制,對多個信號燈交叉口形成的交通網路採用多智能體協調控制的方式實現網路流量優化來消除擁塞.文中提出由遞歸建模和改進的貝葉斯學習相結合的多智能體系統來使智能體可以確定其他智能體的準確模型並實時更新信息,並基於上述方法在簡單的交通網路模型上建立了多智能體交通控制系統,模擬結果表明了方法的有效性,對實現智能交通系統有重要意義分享友人