現存作物量 的英文怎麼說

中文拼音 [xiàncúnzuòliáng]
現存作物量 英文
standing crobiomass
  • : Ⅰ名詞1 (現在; 此刻) present; now; current; existing 2 (現款) cash; ready money Ⅱ副詞(臨時; ...
  • : 動詞1 (存在; 生存) exist; live; survive 2 (儲存; 保存) store; keep 3 (蓄積; 聚集) accumulat...
  • : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • 現存 : extant; in stock; existing
  1. In this paper, two major types, the natural vegetation and crop vegetation in luota are studied. we can gain the different distributive area by remote sensing technology, in accordance with conifer forest, broadleaf forest, thick shrub forest, shrub forest, herbs shrub forest, herbs naked rock and crop vegetation. the valuation of the output of standing trees, water conserbancy, soil conserbation to control erosion and purify the air is the main basis which is used to value the functions of the forest ecosystem of the conifer forest and broadleaf forest of luotathe result reveal that the total ecological function value of the forest which area is 1388. 8 hm2 is estimated up to 18. 36 million yuan per annum. the synthetic valuation system of luota vegetation is put forward by the valuation of per hm2 in evergreen - deciduous forest, conifer forest, conifer and broadleaf forest, broadleaf forest, scatteredtree - shrub forest, coppice - shrub forest, herbs shrub forest, econamic crop and cereal crops. the plant resources is valued according to the ornamental and green plant. lumber trees and medical plant. ornamental plant includes hosta plantaginea. lilium brownii van viridulum, spiraea cantomiensis and so on. lumber tuees includes zzzelkova schneideriana, emmenopterys henryi, catalpa fargesii and so on

    本文把洛塔植被分為自然植被與栽培植被兩大類進行研究,通過遙感技術對植被按針葉林、闊葉林、密灌、灌叢、草灌、荒草裸巖、農植被等類型進行分佈面積的統計,在此基礎上,以林產品價值、涵養水源價值、保護土壤價值和凈化空氣價值為估算的主要參考依據,對已成林的針葉林與闊葉林進行森林生態系統的價值估算,得出面積為1388 . 8hm ~ 2的針葉闊葉林的森林生態價值為1836 . 37萬元,參照這一生態價值,把洛塔植被按常綠落葉林、針葉林、針闊混交林、闊葉林、疏林?灌叢、矮灌叢、荒草灌叢、經濟和糧食,以每hm ~ 2的價值提出了洛塔植被的綜合價值體系。
  2. Different from mammals, the early embryos of fish can not be preserved for the long period at the very low temperature ( - 196 ). therefore, three methods were usually applied to cryogenic preservation of the fine and rare species of fish : 1 ) perserving fish spermatozoon in cryogenic condition. researchers have had systematically studied on this technique for many years, and this technique has been utilized in application and made a lot of effects ; 2 ) combining with the techniques of cell engineering ( nuclear transplantation and electric fusion etc. ), and through the process of culturing histiocyte of fish, cryopreservation and re - culture after thawing, carrying out somatic cell breeding of fish. the past studies showed that the nucleolus of somatic cells of fish have totipotency

    多年來,國內外學者對各種魚類精液的冷凍保進行了大的系統研究,目前這項技術已達到實用水平,並日益發揮用;二是對魚類培養的組織細胞冷凍保,通過魚類細胞的培養、超低溫凍、解凍后再培養過程,結合細胞工程技術(如核移植、電融合等)進行體細胞育種;大的研究結果表明魚類體細胞核具有發育的全能性,隨著細胞培養技術、細胞工程技術日益發展成熟,完全具備實魚類種種質長期保的理論基礎和技術條件。
  3. The main results are following : ( 1 ) the variation of clay / silt ratio can indicate the secondary clay action of dust depositions ; the variations of magnetic susceptibility and total fe content are inferred to be records of the changeable intensity of bio - pedogenesis ; the variations of sr content and rb / sr ratio can indicate bio - pedogenesis, dissolving and leaching action ; the content of total organic carbon ( toc ) can reflect variation of climate and vegetation during soil formation, it indicates the intensity of weathering and bio - pedogenesis ; the content variation of caco3 can show the intensity of dissolving - leaching action and secondary deposit, which was noted as pseudomycilia in pores and fissures in the sediment, so it can indicate the intensity bio - pedogenesis quite well. these proxy indexes also reflect obvious regional difference of pedogenic environment and the intensity bio - pedogenesis ; namely, secondary clay action, dissolving - leaching action and bio - pedogenesis are all much stronger in south than that in north

    實驗結果表明:粘粒粉沙比值能很好地指示粉塵堆積的次生粘化用;磁化率和全鐵很好地指示生風化成壤用; sr和rb sr比值能很好的指示生風化成壤用和淋溶用;總有機碳( toc )含的高低,在一定程度上反應了土壤發育過程中氣候和植被狀況的變化,指示著成壤過程中腐殖質化的程度; caco3含的變化,可以反映了黃土古土壤形成時的風化成壤用的強弱程度,指示成壤過程中的淋溶用和次生碳酸鹽化用;並且各指標所指示的成壤環境和成壤強度在明顯的區域差異,即渭河流域土壤的生風化成壤用、次生粘化用和淋溶用均表出南部強于北部。
  4. This paper develops a deterministic inventory model for perishable items with a mixture of back orders and lost sales under inflation and time discounting, where the backlogged demand rate is dependent on the negative inventory level during the stock out period. the main differences from the existing related models are that the present model takes the maximum present value of profit in a repeatable order cycle as the objective function and proposes a more practical constraint of maximum customer - waiting time to ensure a proper customer service level. then the existence and the uniqueness of the solution to relevant systems are examined and a solution algorithm is shown to find the optimal replenishment policy. at last, some numerical examples are presented to illustrate the applicatioh of the model

    本文建立了一種考慮通貨膨脹與時間價值的變質性品的庫模型,在模型中允許短缺發生且拖后的需求速率與在缺貨期間已經發生的缺貨有關.和已有相關模型的主要區別在於本模型把一個可重復的訂貨周期內的最大平均利潤的凈為目標函數,且增加了在缺貨期間最長顧客等待時間的限制,以確保庫系統擁有較高的服務水平.然後討論了模型最優解的在性與唯一性,並提供了尋求模型整體最優解的演算法.最後用實例說明了此模型在實際中的應用
  5. Secondly, in phase unwrapping to overcome the spread of wrong point, changing the patch of unwrapping phase is done to improve the correctness of it. then, the relation between the unwrapping phase and the height of reconstructed object is discussed detailedly. the data processing, algorithm analysis and reconstructing object are done for the collecting fringe image which are all based on matlab language, in all these achievements, the improvement and innovation aspect are following : a ) in order to stabilize the interference fringe, a new equivalent shifting object method is presented by using fringe stabilizing device to stabilize the interference fringe though moving object and ccd camera which fixed on a precise moving platform together, the experimental result shows the fringe drift is less than a / 20 in five minutes, and the equivalent phase shifting precision is x / 100

    論文在全面闡述了光學三維輪廓位相測術的發展、應用狀、研究熱點及未來發展趨勢的基礎上,簡要介紹了傅立葉變換和相移位相輪廓測術的基本原理,對兩種測方法在的問題及誤差進行詳細分析和比較;針對位相解包裹錯誤點的傳播問題,者通過改變解包裹路徑來提高位相解包裹的正確性;分析討論從解包裹位相( x , y )到再體的高度h ( x , y )之間的關系,研究相應的演算法,利用matlab平臺,對實際採集的條紋圖像進行處理和輪廓重構,其中改進及創新工主要表在以下兩個方面: ( a )針對干涉型結構光場干涉條紋出的漂移抖動對相移的影響,提出了一種用條紋穩定器穩定干涉條紋,用精密移動平臺使體和ccd攝像頭同步移動實等效相移的方法,建立了相應的測系統,系統的條紋穩定可以達到。
  6. On the basis of the characteristic of the industry waste slag, which is high added to the hsfab, different kinds of catalyzing methods are adopted to make the waste residue more active. the additive f, developed by the author can obviously improve the mechanics characteristic and durability of hsfab, especially the restraining of the drying shrinkage. based on the study of technics parameters and the problems in the manufacture, hf - 1100 series full - automatic hydraulic pressure wall brick presses is chosed to solve the problems, such as low molding pressure, low efficiency and the certified product ration

    在hsfab的研究方面,通過兩種體系hsfab (即「水泥?鋼渣?粉煤灰?爐渣」和「石灰?鋼渣?粉煤灰?爐渣」體系)的配方優化設計,使之具有良好的社會、經濟和環境效益;在高摻工業廢渣的前提下,根據各種原料的特性,對其採用不同的活化技術,使其具有較高的活性;自研的外加劑f ,對hsfab製品的理力學性能和耐久性能均有明顯的改善用,尤其是對製品的乾燥收縮性能有顯著的抑制用;通過對工藝參數的研究,結合實際生產普遍在的問題,選取了hf - 1100系列全自動液壓墻體磚壓機,有效地解決了傳統制磚過程中常見的成型壓力低、生產效率低、產品合格率低(即「三低」象)等問題。
  7. In the year under review, the group adopted the new hkfrs below, which are relevant to its operations. hkfrs 3 business combinations hkfrs 5 non - current assets held for sale and discontinued operations hkas 1 presentation of financial statements hkas 2 inventories hkas 7 cash flow statements hkas 8 accounting policies, changes in accounting estimates and errors hkas 10 events after the balance sheet date hkas 12 income taxes hkas 14 segment reporting hkas 16 property, plant and equipment hkas 17 leases hkas 18 revenue hkas 19 employee benefits hkas 21 the effects of changes in foreign exchange rates hkas 23 borrowing costs hkas 24 related party disclosures hkas 27 consolidated and separate financial statements hkas 28 investments in associates hkas 32 financial instruments : disclosures and presentation hkas 33 earnings per share hkas 36 impairment of assets hkas 37 provisions, contingent liabilities and contingent assets hkas 39 financial instruments : recognition and measurement the adoption of the above new hkfrs has the following impact on the group s accounting policies : hkfrs 3 does not have any impact as the new standard does not affect the group

    香港財務報告準則第3號業務合併香港財務報告準則第5號持出售非流動資產及終止經營業務香港會計準則第1號財務報表之呈列香港會計準則第2號貨香港會計準則第7號金流表香港會計準則第8號會計政策會計估計變動及誤差香港會計準則第10號結算日後事項香港會計準則第12號所得稅香港會計準則第14號分類報告香港會計準則第16號業廠房及設備香港會計準則第17號租賃香港會計準則第18號收入香港會計準則第19號雇員福利香港會計準則第21號匯率變動之影響香港會計準則第23號借貸成本香港會計準則第24號有關連人士披露香港會計準則第27號綜合及獨立財務報表香港會計準則第28號聯營公司投資香港會計準則第32號金融工具:披露及呈列香港會計準則第33號每股盈利香港會計準則第36號資產減值香港會計準則第37號撥備或然負債及或然資產香港會計準則第39號金融工具:確認及計采納以上新香港財務報告準則對本集團之會計政策造成下列影響: i香港財務報告準則第3號並無造成任何影響,皆因新準則並不影響本集團。
  8. This paper unfolds engineering disposition and theoretical research of negative temperature high performance concrete ( nthpc ) with the damage of many factors motivation, the project background based on qing - zang railway engineering, which is one of four - emphasized engineering during the tenth five - plan. due to the difference of environment of construction and service between nthpc and ordinary concrete, and therefore durability of nthpc is required to higher level. at a first, nthpc must avoid frozen damage at early age and possess anti - freezing property at later period, in order to meet engineering practicable application need, and this are two emphasized and difficult problems, as for nthpc ; by means of mechanism analysis about deicing - agent ingredient and anti - freezing at early period, adopting composite technique routine of mineral addition + anti - freezing element + water - reducer4 - air - entraining + anti - erosion of steel component etc, based on orthogonal experimental approach, fd - 1 composite functional admixtu re was manufactured, which has more property and orientation on qing - zang railway

    負溫混凝土由於和普通混凝土在施工環境及服役環境上在的差異,因此表為比普通混凝土更為較高的耐久性要求;負溫混凝土首先要避免早期的凍害以及具備長期抗凍性能,才能夠滿足工程實際應用的要求,這也是負溫混凝土必須解決的兩大技術關鍵;通過對目前常用防凍劑組分用機理的分析研究及混凝土早期防凍機理探討,採用礦外加劑+防凍組分+高效減水劑+引氣+阻銹組分功能復合的技術路線,通過正交試驗設計復配了適應青藏鐵路工程要求的專用多功能復合型外加劑fd - 1 ;並在此基礎上配製不同等級負溫高性能混凝土,開展一系列包括硫酸鹽侵蝕、氯離子滲透、抗凍融循環、收縮及耐磨性等耐久性能研究;通過對fd - 1組分和摻的調整,優化負溫混凝土在施工特性、力學指標和耐久性三個方面的兼容、協調性。
  9. Liability claims against the author, which refer to damage of a material or immaterial nature, which was caused by the use or non - use of the information supplied or by the use of faulty and incomplete information, are principally excluded, in as far as no evidently intentional or grossly negligent fault exists on the part of the author

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  10. This study run through the basic idea of ecoregional approach methodology and systematic design by integrating agronomy, ecology, environmental economics, resource economics and maths. the study methods included macro - and micro - analysis, qualitative and quantitative analysis, theoretical and case study, statistical analysis and model simulation and so on. resources shortage and environmental pollution casued by intensive agriculture were examined for a specific suburban area shunyi district beijingissues were systematically analyzed including landuse changes, landuse driving force, water - limited yield simulation with wofost model, ecological, environmental and economical analysis of landuse, as well as optimizing pattern of landuse with rcsadss model

    本研究立足於生態區域法的基本思路,採用系統設計的思想,通過農學、生態學、環境經濟學、資源經濟學、數學等多學科的交叉與融合,宏觀與微觀、定性與定、理論與實證研究等相結合的方法,運用統計分析、模型模擬等技術手段,在大調研基礎上,針對目前大城市郊區農業用地中在資源短缺、環境污染等問題,以北京市順義區為典例,從土地利用狀與動態、驅動力、 wofost模型產模擬、生態環境經濟分析及種植業結構優化模式等方面進行了系統研究,獲得如下研究結果: ( 1 ) 2002年順義區的土地利用仍以農業用地為主,耕地、園地、林地和牧草地之和占總土地面積的56 ,農用地中糧食仍佔43 。
  11. The second chapter analyses various causes of the march - advancing south, especially of the non - proletarian ideas. ( 1 ) there are various non - proletarian ideas in the communist party and in the red army, these incorrect ideas come from the chinese society and the chinese history, and they are the social and ideological reasons for the eruption of the historical event ; ( 2 ) it is an important reason that the officers and men in the fourth aspect red army who worship zhang guo - tao blindly, stands firmly by zhang guo - tao

    本章注重分析了兩個問題: ( 1 )黨和紅軍內部在著大的非無產階級思想,是造成北上南下分裂行動的思想根源,而這種思想狀況紛繁的象,正是中國特殊社會歷史條件下的產和必然反映; ( 2 )紅四方面軍指戰員對張國燾的盲目崇拜,進而支持張國燾的所所為,是南下行動發生的重要原因。
  12. Firstly, the concept of cultivated land quality was defined as the integrative character of cultivated land biological capacity and the benefit of plant under the condition of using as plant cash crops, and of cultivated land potential benefit under the condition of use as construction land. cultivated land basic function was defined as subsistence function when used to plant food crops, as benefit function when used to plant cash crops, and as bearing function when used as construction land

    本文首先明確了耕地質是耕地在實用途條件下的生生產能力和農業收益能力與未來用途條件下的潛在收益能力的綜合屬性特徵,並且將耕地的基本功能確定為種植糧食的生功能,種植經濟的收益功能和用建設用地這一潛在用途的承載功能。
  13. In the 3rd chapter, the author not only analyzes the theory but also does research on the practical status of information flow and logistics of every region of china. the author draws a conclusion as follows : with regard to the whole country, more advanced information technology of a region is, less logistics requirement per unit is needed, i. e., less logistics cost ; meanwhile, in coastal region with advanced information flow, the role of replacement of logistics requirement taken by information flow is obviously greater than the role of promotion ; in the last, this article analyzes the current status of information flow and logistics in supply chain of china and indicates that the existing problem is that information flow in supply chain is not fluent enough to support effective operation of logistics, and finds out the obstacle to the harmonious object implementation of information flow and logistics

    在第三章中,者不僅對理論問題進行分析研究,還對中國各地區實際的信息流與流情況進行比較分析,找出其中的規律:即從全國范圍看,信息化越發達的地區,單位貿易所需的流需求越少,即所需流成本越低;並且在信息流發達的沿海地區,信息流對流需求的替代用明顯大於信息流對流需求的促進用;最後本文分析了中國供應鏈中信息流與流的狀,發目前在的主要問題就是供應鏈中信息流的不暢通嚴重影響了流運效率,並找出影響信息流與流協調目標實的障礙,最後從宏觀和微觀兩方面提出供應鏈信息流與流協調目標實的途徑與對策。
  14. Invertory management is the core aspect on enterprise ' s management in china, the invertory management is featured with outdated method and low efficiency, which leads to overstock and expensive stock cost it is very important for our enterprises to improve their management level and economical benefits by promoting the inventory management level ? but the advanced management mode and method in western developed countries is not entirely fit to chinese enterprises so, it is urgent to research a kind of invertory management mode based on our national conditions in this paper, based on the background of dims ( distributed invertory management system ) project of avici 510 factory, according to actual conditions of enterprise, we bring forward a resonable system solution the main accomplishments of the paper are as follows : 1 in the paper, the relative strategies and models of inventory control are discussed significantly, the main researchs include the material repertory ration management optimal number

    本論文是以中航一集團510廠的「分散式庫管理系統」項目為背景,結合企業庫管理狀,提出了庫管理系統的解決方案。主要做了以下工: 1 、首先探討了企業庫管理中庫控制的相關策略及模型。其中主要研究了資儲備定額管理、最佳訂貨批資的abc分析、庫周轉分析等問題,重點論述了abc分類模糊綜合評判法的數學模型。
  15. It is necessary to make more profound research in the field of settlement prediction. in this dissertation, on base of the existing work, the three - point method which is the mostly used method in the settlement prediction has been studied thoroughly firstly, which indicated and discussed the deficiency of the three - point method, and as a result an improved three - point method was put out ; secondly, by analyzing the characteristics of the process of the foundation settlement we put forward the model for predicting foundation settlement based on " law of massaction ". the predictive result was ideal as we applied it to the 3. rd coalfield project of wenzhou power plant and project of wenzhou peninsula, which shows that the model deserve use in much more projects

    本文在對國內外關于地基沉降預測理論的研究進行綜述的基礎上,首先對工程中常用的三點法進行了細致深入的研究,指出以工程實測數據證明的有三點法在應用時在的不足,針對該不足進行了探討,並在此分析基礎上提出了預測結果更為理想的改進三點法;其次區別傳統沉降預測方法的研究途徑,本文從沉降過程的發展特徵出發,根據描述化反應過程發展特徵的質用定律原理,探討了一種新的地基沉降預測方法:地基沉降預測的「質用定律」模型;本文還以溫州三期煤場工程及溫州淺灘圍塗促淤工程為背景,對上述改進三點法、地基沉降預測的「質用定律」模型的工程應用與傳統的預測方法進行了比較,認為這些方法是可行的,並得出一些有用結論。
  16. Standing crop biomass

    現存作物量
  17. The results showed that microzoop1ankton could controi the quantity of phytoplankton in xiamen west harbor, preventing the formation of algae bloom

    57 ,攝食浮游植的22 45 ,對浮游植有一定的控製用。
  18. Mustard seeds contain lots of protective substances called phytochemicals, which may inhibit the growth of existing cancer cells and help prevent normal cells from turning into cancerous ones

    芥菜籽含有大化學的防護質,可抑制癌細胞生長, ?阻止正常細胞癌變。
  19. Based on the conclusions of the study of greenhouse in foreign countries, the development of greenhouse and standardizing, greenhouse structure, crop and environment model, environment control technique in china ; analyzed the disadvantages of greenhouse production, such as low technology, low level and low management ; and made a new annotation of the development of this production in our country

    摘要在總結國外設施園藝行業研究狀,對國內設施園藝產業發展、標準化進程以及設施結構、和環境模型、環境控制技術等科研進展的基礎上,指出中國設施園藝行業發展的在科技含低、設施水平低下和運行管理水平低等多方面的不足之處,並對今後中國設施園藝行業的發展方向了探討。
  20. Characterization of stomatal frequency, stomatal index and guard cell length stomatal characteristics appear to be related to variations in net photosynthetic rate and water - use efficiency ( sellers et al, 1996 ). here, the stomatal frequency, the guard - cell length and the stomatal index of non - leaf organs were investigated comparatively between the ear and the leaf of wheat. the results showed that stomatal frequency of non - leaf organs is significantly lower than that of leaves, whereas the guard - cell length and stomatal index showed different variation patterns in both leaves and non - leaf organs

    另外,本文還著重討論了非葉器官氣孔頻度對光合用的影響,並提出了在非葉器官中可能在與此相適應的未知的光合類型葉綠體是進行光合用的場所,通過對小麥、水稻非葉器官及功能葉葉綠體超微結構的比較研究,發非葉器官單個光合細胞中葉綠體的數較少,體積也較小。
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