natural structure 中文意思是什麼
natural structure
解釋
自然結構-
In view of the natural conditions in loess area of gansu, in the light of investigation conditions of seepage of built loess and weak rock highway tunnels in this area and classification of water gushing conditions for railway tunnels, and by engineering analogism, the classification of tunnel water gushing types suited the structure design of highway tunnel waterproof and drainage, and the three methods for checking and subdividing water gushing types are presented
摘要針對甘肅黃土區的自然條件，依據該地區已建黃土及軟巖公路隧道滲漏水調查情況和鐵路隨道涌水狀態分類，運用工程類比法提出適合該地區公路隧道防排水結構設計的隧道涌水類型劃分及對涌水類型校核與細分的三種方法。 -
The reproductive characteristics and population structure of artemisia ordosica, hedysantm scoparium, caragana korshinskii and the reproductive characteristics of annual plants eragrostis poaeoides and bassia dasyphylla were observed in shapotou artificial revegetation area. stability of the artificial vegetation was appraised from the views of its persistence and variability under local natural condition. the study showed that : the artificial - natural vegetation built with sandbreaks and plants is stable in shapotou area
通過對沙坡頭人工固沙植被區主要建植種群檸條（ caraganakorshinskii ） 、花棒（ hedysarumscoparium ）和油蒿（ artemisiaordosica ）的繁殖特性及種群結構的研究，以及自然侵入的一年生草本植物小畫眉草（ eragrostispoaeoides ）和霧冰藜（ bassiadasyphylla ）繁殖特性的研究，探討了在植被的持久性和變異性，分析評價了主要受惡劣環境壓力下的人工固沙區植被的穩定性。 -
Chinese natural comprehension ; meridian science ; liquid media contained in the apposite membrane structure ; regulation of low resistance passing ; efficiency of meridian linking up
中華自然理念經絡科學含液並置膜結構低阻貫通調節經絡貫通效率 -
Why could one never do a natural thing without having to screen it behind a structure of artifice ?
為什麼一個人不能不加掩飾，不被偽裝地做一件自己願意做的事？ -
The course covers productivity and biogeochemical cycles in ecosystems, trophic dynamics, community structure and stability, competition and predation, evolution and natural selection, population growth and physiological ecology
課程包含生態系之生產力與生物地質化學循環、營養動力學、群落結構與穩定性、競爭與捕食、演化與天擇、族群成長，及生理生態學。 -
Accumulation of toxic substances in the biosphere is causing serious changes in the structure and function of natural ecosystems.
生物圈內有毒物質的積累，造成了天然生態系統的結構與功能的嚴重變化。 -
Rapd ( random amplified polymorphic dna ) technique was used to study the genetic structure and genetic differentiation of the natural population and the hatchery stock of chlamys farreri. amplifications with 20 10 - base primers under predetermined optimal reaction yielded 153 reproducible amplified fragments ranging from 200 to 3000bp. the mean proportions of polymorphic amplified fragments of natural population and the hatchery stock were 73. 2 % and 70. 6 % respectively, and the mean hetreozygosities of them were 0. 27 and 0. 26 respectively
在對20個野生櫛孔扇貝和20個養殖櫛孔扇貝的基因組dna的檢測中， 20個隨機引物共擴增出153條清晰可分辨的dna片段，片段大小在200 3000bp之間，其中野生種群和養殖群體多態性片段分別為112和108條，多態位點比例分別為73 . 2 %和70 . 6 % ，雜合度分別為0 . 27和0 . 26 。 -
The contents of this studies include : 1 ) according to the researches on the correlation between the function and structure of the cmiv from bombyx - moxi before by others, especially by lixinlal in naigin normal university of china, we have designed and sythesized the mutation i of the gene of cmiv that was different from the natural cmiv about 50 % in amino sequence, using the favorable condon of the ecoli. after cheked the result of synthesis by sequence, we have cloned the gene into 3 " of the gene of thioredoxin in the thio - fusion expression vector ( ptxfus ), and the fusion protein of thio - cmiv was highly expressed in soluble form
本研究的內容包括：一、在前人對抗菌肽cmiv研究的基礎上，對n端和c端進行氨基酸保守變換，設計和合成了該基因，充分使用大腸桿菌偏愛的密碼子，並將該基因5端與硫氧還蛋白基因3端融合，通過ptxfus表達載體獲得較高可溶性表達（在15 sds - page膠上可見明顯的表達蛋白帶） 。 -
With thousands years of diastrophism and human society ' s development, the natural environment of the upper - part of the yellow river has conceived its distinguished zoology and resource structure, therefore forms its special geographic upper - part - yellow river region ' s economy and society development model
黃河上游的自然環境隨著千百年的地殼運動以及人類繁衍，孕育出了獨特的生態及資源結構，從而也形成了具有區域特色的黃河上游典型地區經濟和社會發展模式。 -
Circular dichroism ( cd ) of natural cml indicated the p - fold dominated the second structure of cml
天然狀態的cml的遠紫外圓二色譜表明cml分子中含有較多的折疊。 -
Traditional sports and folk sports are of great variety, which may be used as pe resources. but such contents are absent in the pe textbooks. so it is natural that the pe classes can not arouse interest of students ; the number of the playground and sports apparatus can not meet the standard. neither can they satisfy the demand of students ; it ' s practical to take advantage of the local geographical resources in pe curriculum ; extracurriculum and after - school activities can not meet the demand of students, which should be developed and utilized to a greater extent ; the structure of pe teachers is far from satisfactory
結果顯示，甘肅少數民族地區小學體育課程資源存在著課程內容中民族傳統體育和民間體育活動項目豐富，然而教材內容沒有考慮地方和實際情況，很難引起學生的興趣；各級各類學校體育場地、器材的要求相差甚遠，現有體育場地器材都無法滿足教學要求和學生的體育需求；自然地理財富作為一種體育課程資源來開發很具有價值和實際意義；課外體育活動和校外體育活動還不能滿足學生的需求，尚須大力開發和利用；體育師資結構不合理，學歷結構偏低，且相當一部分是民辦教師轉正等問題。 -
Through explaining the low - fluidity oil - deposit development structure in zaoyuan oil field, analyzing its reservoir structure and the strong flooding level hole design parameters, meanwhile adopting new techniques such as pouring water by phase control at the spot, weak point and strong plane, and so on to manage comprehensively and develop round, we have reduced the natural decrease and increased the exploitable reserves and caused the comprehensive development level of this field to rise from class 3 to class 1
摘要對棗園油田低流度油藏開展構造精細解釋、相控儲層結構分析和強水淹層孔隙結構參數研究，同時在現場採用相控注水、點弱面強、投球調剖和注水吞吐等開發技術進行綜合治理和滾動勘探開發並舉，實現減緩自然遞減和增加可采儲量的目的，使該油田綜合開發水平由3類上升到1類。 -
Based on an analysis of the history and present status of the farmland - pastoral ecotone in the northern part of china, a new point of view was proposed in this paper for the construction of eco - environmental systems, namely, the industrial structure has to be modified so as to make a functional integration between different parts of the whole system : to give priority to a combination between cultivated grassland and in - shed feeding of domestic animals, and at the same time, to employ a new model of animal husbandry so that the degradated natural grassland can be recovered ; to develop a new type of processing industry for agricultural and forestal products so as to create a pluralistic enterprise structure ; to make a better use of water resources by taking advantages of the abundant resources of energy and minerals, and to restrain the expansion of industries of high environmental cost ; to employ techniques of integration management and restoration ecology, and to speed up the process of woodland and grassland recovery ; to make a thorough plan for arrangements of hills, waters, roads, farmlands, forests and pastures in order to gain an integration at landscape level
摘要在簡要分析中國北方農牧交錯帶形成歷史和現狀的基礎上，提出了北方地區生態環境建設必須從產業結構調整出發、進行系統功能整合的思路：把人工飼草業舍飼畜牧業擺在農牧交錯帶經濟發展的優先位置，推行新型畜牧業經營管理模式，促進天然草場改良復壯；發展「綠色」農林牧產品精細加工業，建立多元化產業結構；發揮能源和礦產資源優勢，合理利用水資源，限制以破壞環境為代價的產業的發展；推廣區域綜合治理與生態恢復技術，加大退耕還林還草的力度；山、水、路、農、林、牧統一規劃，實現生態系統在景觀水平上的整合。 -
2. the structure of purple soil is meliorated by sabaigrass. when contrast to bare land treatment and natural wild grassland treatment we knew that sabaigrass treatment and grass tree solid plating treatment reduced soil bulk density, enhanced soil capillary porosity, non - capillary porosity and porosity ratio, decreased soil sand grain content, enhanced soil clay grain and silt grain content so as to reduced the dispersal degree of soil, improved the aggregate capacity of soil, increased the amount of soil aggregate structure, meliorated the water permeability of soil, accelerated the form of good soil structure
龍須草能改善紫色土的土壤結構龍須草純種植被和林草立體種植植被能不同程度地降低土壤容重，減少土壤砂粒含量，增加土壤的毛管孔隙度、非毛管孔隙度和孔隙比，以及增加粉粒含量，從而降低土壤分散度，提高土壤團聚性，增加土壤團粒結構數量，改善土壤的透水性，促進良好土壤結構的形成，最終提高土壤的蓄水保肥性能，增強土壤的抗蝕性和抗沖性。 -
Next analyzed were the characteristics of natural gas pipeline transmission ; cost, ratemaking principle, method of acquiring the pipeline transmission fee, constitution, calculate, management and control after that, wt ; compared service cost methods with economic evaluation methods and the one - part pricing method with the two - part pricing method. later on was introduced the regulate coefficient of pipeline transmission fee structure, established the modificatory two - part pricing method, and found out a natural gas pipeline transmission pricing method that is fit for china ' s current situation. finally, we validated the rationality and applicability of this metho j by the demonstrational analysis on the natural gas pipeline transmission price of " the gas transmission from west to east " pipeline this paper ' s research fundamental is : the fundamental of natural gas pipeline transmission pricing should reflect the characteristics of natural gas pipeline transmission
本文首先論述了自然壟斷行業的價格理論，然後分析了天然氣管輸的特點、定價原則及管輸費的收取方式、成本、構成、計算及其管理與調控；在此基礎上比較了中外天然氣管輸定價的服務成本法與經濟評價法，一部制定價法與兩部制定價法等；針對目前我國天然氣管道運價的制定現狀，本文深入研究了國際通用的天然氣管輸定價方法，引入「管輸費結構調整系數」的指標，建立修正的兩部制定價方法，找出了一套適合於我國當前國情的恰當的天然氣管輸定價方法，並通過「西氣東輸」管線加以實證分析，驗證了方法的合理性和適用性。 -
Concrete structure fault diagnosis using natural frequency
利用固有頻率特徵量診斷混凝土結構損傷位置 -
The goal is to prevent leakage of the waste for many millennia through a combination of engineered barriers ( for example, the waste containers ) and geologic ones ( the natural rock structure where the chamber has been excavated and the favorable characteristics of the hydrogeologic basin )
這麼做的目標是在數千年內避免廢棄物外? ，辦法是結合工程上特別處理過的圍阻體（例如廢棄物容器）以及地質上的圍阻體（地下開挖出來的空間周圍的自然巖石結構，以及水文地質盆地等一些較有利的條件） 。 -
In order to solve the problems with heavy turpentine, such as complex constituents, vicinal boiling point, difficult to separation and hard to comprehensive utilization, the - santalene was converted to natural structure similar product - santalol by light - oxidize reaction, and caryophyllene epoxide was obtained at the same time
摘要為了解決重質松節油組成復雜、沸點相近導致分離困難、難以深加工綜合利用等問題，利用光氧化反應技術，將其中的-檀香烯轉化為與天然-檀香醇結構相似的檀香型新香料-檀香烯醇，同時可得到環氧石竹烯。 -
The improper excavating will bear capacity, water permeability, natural structure and geological structure worsenning the base rock of foundation., this ca n ' t be allowed to the water conservancy project building, especially to block water building. lt will not only increase the expenses happened of the remedy measure, but also lengthen building straight line time limit for a project of construction
開挖不當將降低基巖的承載能力、增大基礎的透水性、惡化基巖的天然結構和地質構造，這對於水工建築物，特別是擋水建築物是不能允許的，同時將會增加採取補救處理措施所發生的費用，延長建築物施工直線工期。 -
Recent research has demonstrated the strong performance of hidden markov model applied in information extraction. however, the information extraction based on hidden markov model generally takes a token as a basic extraction unit, and the information of format and list separators is not taken into account. based on the natural structure of text, a block - based hidden markov model is provided
目前基於隱馬爾科夫（ hmm ）信息抽取模型一般以單詞作為基本抽取單位，考慮到文本排版格式、分隔符等信息的存在，文本實際上可以看作是由一些文本分塊序列組成，同一分塊內的所有單詞只可能屬于同一個狀態，而不同分塊可以屬於一個或多個狀態。
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