selected structure 中文意思是什麼
selected structure
解釋
結構特選級-
Based on the actual situation in the upper reaches of minjiang river, the main assessment factors such as strata structure, landform, vegetation covering eco - environment, surface water, ground water, agrotype and geological hazard are selected in this paper
本文根據岷江上游的實際情況選取巖性構造、地形地貌、植被覆蓋生態區、地表水、地下水、土壤類型及地質災害等因素作為評價因子。 -
Acco rding to the requirement of profitablity, safety and development, the basic measures and amendatory measures are selected in the measures system to evaluate the quality of fina ncial condition, including assets, capital ' s structure, profit and cash flows of electric power enterprises
該指標體系按照盈利性、安全性、成長性的要求，選取了相關基本指標及修正指標分別對電力企業資產、資本結構、利潤、現金流量等財務狀況質量進行評價。 -
The growth dynamics of tree basal area of form. taxus chinensis var. mairei population in different altitude were discussed using the liu - logistic model, and the results showed that the altutide of 790 meters is more suitable to the survive of form. toms chinensis var. mairei population than 990 meters. plot sampling was selected and dynamic analysis was used to study the height structure of taxus chinensis var. mairei population, and the quadrate picture of height structure and the curve of survival rate were drew
運用改進模型對南方紅豆杉種群在不同海拔梯度的種群優勢度增長進行了探討，表明海拔790m處的南方紅豆杉具有較大的環境容納量，但增長速度不快，海拔990m處的南方紅豆杉種群環境容納量不高，但具有較大的增長速度，這可能與群落的發育階段不同有關，兩地海拔均為南方紅豆杉適宜的生長海拔高度，相比而言，海拔790m的珍稀瀕危植物南方紅豆杉種群數量特徵的研究高度更宜於南方紅豆杉種群的生長。 -
Using exploratory and confirmatory factor analysis, the factor structure of the extraversion dimensions has been identified through investigating 1420 subjects ; the items were selected and ceq was developed
通過對1420名被試的測查，結合採用探索性因素分析和驗證性因素分析確定外向性維度的因素結構界定基本內涵，篩選項目編制外向性量表。 -
By adopting x - ray diffraction and transmission electron microscope ( tem ), this thesis has insepectd the size and the structure of the calcium carbonate ( caco3 ) particles. according to hydrophile and lipophile balance ( hlb ), the suitable surface - active agents have been selected and put into lubricating oil with nanometer caco3 particles
本文採用x射線衍射儀和透射電鏡檢驗了納米碳酸鈣粒子的粒徑和內部結構，根據親水親油平衡值（ hlb ） ，選擇合適的表面活性劑將其加入到含有納米碳酸鈣粒子的潤滑油中進行表面改性。 -
After analysing several kinds of light - weighting structures through ansys, hexagonal speculum structure is confirmed. in the aspect of the controling of speculum, the paper adopts the brushless dc motor which is partial assembled to drive the point speculum and the inductosyn as angle measuring component is selected, the ad2s80a the system is used to get directly angle and angular velocity. double closed - loop speed and position control is designed, as the pid control is the well - developed algorithm, which can achieve stable rotation and precise position control
在指向反射鏡的擺動控制方面，採用低速性能好的分裝式直流力矩電機作為指向反射鏡的驅動電機，並採用感應同步器作為角度測量元件，運用軸角轉換器ad2s80a進行角度和速度的輸出，採用技術成熟的pid控制方案，進行速度和位置雙閉環控制，以實現指向反射鏡轉動速度的平穩性和位置的精確性。 -
A new planning method - analysis of factors of point line and area and control points optimization, which is based on the analysis of urban spatial structure, is tried to put forward. analyzing the important functional clusters in the spatial layout of the urban, the intracity medium - long distance vehicle traffic major directional desire line how the urban to link up with the highway network and the whole structure of expressway system, the skeleton of the expressway network can be obtained. using the degree of importance method analytic hierarchy process ( ahp ), one or several intersections can be selected
該法對城市空間結構布局中的重要節點、主要的中長距離機動車交通流徑期望線的分佈、大城市與區域干線公路網的銜接以及快速路系統線網的整體結構等進行分層次的分析研究，得出快速路系統線網構架，運用重要度法、層次分析法找出大城市重要功能組團中重要程度最高的一個或數個關鍵交叉口作為快速路系統線網規劃的控制點，考慮快速路線路走向的控制點對線路走向進行優化。 -
Eleven wood legume plants were selected and their morphologic and anatomical characteristics were compared in order to analysis the relationship between the root structure and their nodulation
摘要選取了11種豆科木本植物，比較了它們的根部外部形態和解剖結構特點，分析這些特點與結瘤的關系。 -
On the basis of the concept and analysis method of slope geological structure, four typical slope geological structures are selected by some investigations on more than one hundred high rock slopes in the motorway project. these structures are thick sandstone stratum, stratum including weak coal, stratum made of red or brown plastic clay and soft rock mass and stratum made of remnants rock mass. the practical slope geological structures are compact basis of geological mechanical model for the analysis of relaxation zone in high rock slope projects
在介紹了坡體結構概念並提出建立坡體結構方法的基礎上，根據對京珠高速公路粵境北段路塹高邊坡工程中百余處巖石高邊坡的調查總結，選擇了其中較為具有代表意義的厚層砂巖、煤系地層、紅土地層及殘坡積層路塹高邊坡共4類巖石高邊坡作為研究對象，為對巖石高邊坡開挖鬆弛區的分析打下了堅實的實際地質力學模型基礎。 -
The intelligent inspect system for roof slts in shenzhen citizen center is selected as a practice engineering background in this paper, the structure is a new political and cultural center and a symbolic architecture in shenzhen which overall structural area is 2. 1 million square meter, the roof is the largest space lattice in the world which is 486 meter long and 154 meter wide
本文以深圳市民中心為實際工程背景，深圳市民中心是深圳市新的政治文化中心和標志性建築。其總建築面積近21萬平方米，大屋頂空間網架結構長486米，寬154米，是迄今為止世界上最大的網架結構。 -
Therefore, this article proposes fundamental principles in story telling : first, the story must be selected to fit students ' development and interest ; second, the story teller must analyze story structure, hide the conveyed subject in the story ; third, the story must be inducted to construct atmosphere of story teaching, pay attention to students ' activeness in story telling
藉此，本文提出故事教學的基本原則：第一、在故事的選定上要符合學童的發展和興趣；第二、在故事的組織方面，必須對故事的結構要素進?分析，將傳達的主題隱喻在故事中；第三、在故事的引導方面，要營造故事教學的氣氛，注意孩童在故事教學中的主動性。 -
In this work, some species of palmae cultivated in the xiamen botanical garden had been selected to be analyzed their genetic diversity with rapd ( random amplified polymorphic dna ) technique. according to the result of genomic dna amplified with pcr ( polymerase chain reaction ), genetic distance and similarity between different palm species were calculated on nei " s estimate of similarity and genetic distance. a primary but first time research at the phylogenetic relationships of some genera and species, the molecular classification and identification of some puzzling species of palmae was carried out through upgma ( unweighted pair group mean average ) cluster analysis of the genetic distance together with comparative study of the morphological structure characteristics
本文在初步調查分析了棕櫚科植物在我國的自然分佈、引種馴化情況以及該類植物在廈門地區栽培應用狀況的基礎上，首次採用rapd分子標記技術，對廈門萬石植物園引種的一些棕櫚科植物的遺傳多樣性進行了研究，根據pcr對基因組dna擴增的結果，用nei ' s相似性系數計算了不同植物間的遺傳距離和遺傳一致度，通過對遺傳距離的upgma聚類分析，並結合形態分類的特點，對棕櫚科植物的屬、種間的系統分類關系和一些疑難種的分類鑒定進行了初步研究。 -
In consideration of the calculation measures and the purpose of study, we selected the simple molecule model 5 in the above models and studied the relation between magnetism and structure. the molecular antiferromagnetism increases with the increasing of the bridging angle o - c - o ( o ). when 0 > 118. 623 degrees, the molecular antiferromagnetism increases with the decreasing of the spin density on the cu in its triplet state
考慮到計算量及研究目的，在上面的模型中選取了較簡單的分子模型5 ，來研究其磁構效關系，分子的反鐵磁性隨橋聯角o - c - o夾角的增大而增強，在大於118 . 623度時，分子的反鐵磁性隨三重態銅上自旋密度的減小而增強，但當小於118 . 623度，分子反鐵磁性隨三重態銅上自旋密度的減小反而減小，在文中，我們解釋了這種現象。 -
Firstly. operation principle of induction heating is introduced and the actuality of the power supply for induction heating is summarized. then, the scheme of structure of the power supply is established : uncontrolled rectifier and buck chopper constitute dc circuit. in this part, operation principle of a kind of soft switching buck chopper is presented mainly and the conclusion that the power semiconductor devices operate in soft switching is also illustrated by analysing the operation principle of all stages ; series resonant inverter is selected as inverter circuit via comparing the advantage and shortcoming of parallel resonant and series resonant. moreover. the work principle of series resonant inverter is analysed and the calculating method of the best dead time is put forward as well
文中首先介紹了感應加熱電源的工作原理並綜述了國內外的研究現狀。接下來分析並制定了電源主電路的構成方案：在對比幾種功率調節方式的基礎上選擇了不控整流加斬波調壓作為直流部分。在這部分里，重點研究了一種軟開關buck變換器，通過分析各階段的工作原理說明了開關器件如何工作在軟開關狀態；對于逆變器部分，在比較了串、並聯逆變器優缺點的基礎上選擇了串聯諧振逆變器，並詳細分析了串聯逆變器的工作原理，提出了最佳死區的計算方法。 -
In each test students re - phrase and re - structure short texts using selected vocabulary from student - written vocabulary lists ( see sample ) and / or grammatical structures and write short essays using examples from readings, video, and guest lectures to clarify a point or build an argument
在每一個測驗中，學生利用同學編寫的字匯表和/或文法結構改寫或重組短文（參考範例） ，並利用通過閱讀、觀看影片和聽客座演講獲得的例子，撰寫短文，以闡明觀點。 -
Eev should be selected for various refrigeration systems according to the thermal properties of refrigerants ; the discharge coefficient of eev is sensitive to the aperture and impulse quantity of eev ; when the eev structure is made, the discharge coefficient goes up with the lowering of evaporation temperature or goes down with the hoisting of the condensation temperature. it is le
對于不同工質的冷藏集裝箱製冷系統，電子膨脹閥應該根據具體製冷劑的熱力性質選取；電子膨脹閥流量系數對孔徑和脈沖數比較敏感；在結構固定時，流量系數隨蒸發溫度的降低而升高，隨冷凝溫度的增加而增大，受過冷度變化的影響較小；電子膨脹閥的容量受孔徑影響最大。 -
Abstract : through a series of hydraulic model tests for researching actual power tunnel operation, a conclusion is reached that in order to get a better flow pattern the profile of the wate - carrying structure should be adapted to the variation of water streamline shrinkage, flow velocity and pressure intensity. the configuration and dimension of the kinetic energy dissipator should be selected carefully to make the water tunnel safe and reliable at different levels of diversion dischage
文摘:針對實際工程中的發電引水隧洞運行的各種工況進行了水工模型試驗研究，指明要獲得良好的水流流態，過水建築物各部位結構輪廓的造型應適應水流流線的收縮、流速及壓強的變化；為使引水隧洞在各級引水流量下能安全可靠地運行，需慎重確定洞內消能工的體形和尺寸。 -
The vegetation types are described of baishanzu national nature reserve in qingyuan county, zhejiang province. the surveyed area covered25thousand hm 2 in which27sample plots with20m 20m each were selected. based on the importance value of plant species, six vegetation types were devided, viz. evergreen broadleaved forest, evergreen and deciduous broadleaved mixed forest, coniferous and broadleaved mixed forest, coniferous forest, mountain dwarf forest, and mountain shrub and herbosa. floristic composition, community structure, and trend of community succession of each vegetation type are described
對近20年來多次調查的資料進行系統整理，將百山祖植被主要劃分成6個植被類型:常綠闊葉林、常綠落葉闊葉混交林、針闊葉混交林、針葉林、山地矮林和山地灌草叢，其下可分為22個群系;同時對群落的種類組成、結構和演替趨勢作了概述。 -
Five vegetation communities : herbosa, shrubs, coniferous forest, theropencedrymion, and evergreen broad - leaved forest in the red soil region of the lijiang valley are selected as the five successive stages of the typical restoration process of degraded ecosystems to study variation of structure and biomass of the vegetation of the five different stages
摘要利用時空替代原理，選取灕江流域紅壤區退化生態系統恢復過程中具有代表性的草叢、灌叢、針葉林、針闊混交林、常綠闊葉林5個階段作為演替序列，研究自然恢復過程中各演替階段的植被結構動態和生物量變化。 -
The significant preponderance of the host - guest complex formation is that the host structure can be easily controlled by two ways. the one way is the host structure can be changed under the different synthesis condition. the other is that the suitable guest can be selected according to the different molecular structure
從分子水平上通過對主體、客體及超分子配合物材料的結構調節，以期獲得對電流變材料性能的調控，從而為電流變材料的化學設計提供一種有效方法。
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