退化相區 的英文怎麼說
中文拼音 [tuìhuàxiāngqū]
退化相區
英文
degenerate phase region-
They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem
本研究以重慶市的南川金佛山(自然保護區) 、黔江武陵山(國家重點退耕還林示範縣,森林覆蓋率50以上)和北碚中梁山(遭人為破壞嚴重)典型巖溶區為對象,選擇了幾種重要的利用方式,包括林地、果園、耕地、棄耕地和灌草坡,採用野外巖溶生態調查和室內試驗測量分析相結合的方法,以不同土地利用方式巖溶土壤肥力為重點,對不同土地利用方式土壤肥力特徵進行量化分析,找出巖溶土壤肥力差異的主要方面及其根本原因,論文主要從土壤剖面物理退化指標(有效土層厚度、有機質層厚度、質地、團聚體、水分含量等) ,化學肥力退化指標(有機質、全n 、全p 、全k 、堿解n 、速效p和速效k等) ,樣地土壤微生物指標(細菌、真菌、放線菌數量及總量)以及樣地土壤種子庫植物群落多樣性等4個方面對重慶典型巖溶區的土壤肥力特徵進行了較為詳細的分析研究,為巖溶地區士壤資源的合理利用及結構的調控管理提供依據。Lots of information suggest that the metamorphism process of this area are from granulite facies to amphibolite facies and the retrograded metamorphic path is basically a cw nearly isothermal decompressional evolvement trend
各種信息表明本區的變質作用是由麻粒巖相退變到角閃巖相。退變質軌跡基本上是一個順時針近等溫減壓型演化趨勢。Service of government of enterprise retiree socialization is after showing the worker deals with emeritus formalities, its manage servive routine and depart of former company posture, annuities executes socialization to extend, personnel turns over a city street execute apanage management with community, by community service organization provides corresponding administrative service
企業退休人員社會化治理服務是指職工辦理退休手續后,其治理服務工作與原企業相分離,養老金實行社會化發放,人員移交城市街道和社區實行屬地治理,由社區服務組織提供相應的治理服務。The depositional environment of the upper paleozoic in the ordos evoluted from the epicontinental sea to the fluvial - delta. the change of the depositional environment and eustacy controlled the main depositional systems in the research area
上古生界沉積環境演化過程總的是由陸表淺海逐漸變為陸相的河流?三角洲,海平面升降和海水進退控制了區內主要的沉積體系和沉積相類型。The research of soil degradation in pur country is mainly concentrated on the red earth hilly area in the south in the past, and is less on the loess plateau that is one of the most fragile areas. based on field experiment and laboratory analysis, discuses the degradation mechanism, and raises the methods of refreshing and reestablishing land productivity of huangshan soil in chunhua county of shaanxi. in the hope of serving development of western regions and ecological environment construction that concede the land to forestry ( the grass )
我國以前對土壤退化問題的研究主要集中於南方紅壤丘陵區,對生態環境最脆弱的黃土高原地區的土壤退化研究相對較少,故本文以黃土高原地區陜西淳化縣的侵蝕性黃?土為對象,通過野外人工模擬降雨試驗和室內分析相結合的方法,探討了侵蝕性黃?土的退化機理,提出了恢復和重建黃?土土地生產力的途徑和方法,以期服務于西部大開發和退耕還林(草)的生態環境建設。Abstract : soil fertility of the plantations of paramichelia baillonii, betula alnoides, acacia mangium and altingia excelsa in tropical area of yunnan does not decline rapidly, and the physical and chemical properties of forestland are not affected greatly if the plantations can be managed properly
文摘:在雲南熱區營造山桂花、西南樺、馬尖相思、高阿丁楓等4種人工林,只要經營得當,對林地土壤理化性質並不造成重大影響,不會引起地力迅速衰退。In the paper, a series of the field investigation, laboratory culture and pot experiments were conducted, to study microbial eco - characteristic and restoration in relation to soil - plant system of red soils reclaimed - mine. the main results were summarized as below : 1. soil microbes eco - characteristic in lipu copper mining reclaimed soil - endurance plant system were studied comparatively, zhe jiang province
本論文採用野外礦區調查、實驗室培養和溫室盆栽試驗相結合的方法,對我國南方紅壤礦區土壤的微生物生態特徵及其穩定性恢復進行了研究,以期為礦區重金屬污染及退化土壤微生物生態系統的生物修復及土壤復墾工程提供理論技術依據。Wuxi county is located in typically fragile ecological strip - - three gorges reservoir area and belongs to national ecological environment construction key region. based on soil and water conservation project in wuxi county this article designs the landscape health assessment system and analyses health classes of degraded ecosystem by applying fuzzy ahp method, discloses degraded characteristics in aspect of land use patterns in wuxi county contrasted with bishan county, puts forward ecological restoration models combined with soil and water conservation harnessing, analyses and compares soil fertility quality in biological communities of different ecological restoration succession phases and restoration measures
本論文依託巫溪縣水土保持生態修復項目,運用模糊層次分析方法,進行退化生態系統的景觀健康評價體系設計與健康等級分析;通過對比研究巫溪縣與另一個生態修復試點縣? ?璧山縣的土地景觀空間格局分析,揭示巫溪縣土地利用格局上的退化特徵;提出與水土保持治理相結合起來的生態恢復模式;引用土壤肥力質量指數,對生態修復區不同生態恢復演替階段群落及不同時期坡改梯、休耕地與封山育林三項生態修復措施的土壤肥力質量分析與對比。All of these become the congenital of obturation and dropping behind to make the hetian typical arid poverty. hetian plunges into the vicious circle of " ppe " ( population, poverty and environment ). the population density ( 10. 27 ) is higher than the standard of arid land ( 7 )
和田地處偏遠,生存環境惡劣,少數民族聚居,經濟以較為原始的農業生產為主,成為當地相對封閉、發展落後的先天因素,使和田成為乾旱區貧困的典型,深陷入「環境脆弱?貧困?掠奪資源?環境退化?刺激人口增加?進一步貧困」的貧困、人口、環境的「 ppe 」怪圈。Relational analysis of the relationship between ecological deterioration and traditional economy in gannan state of gansu
藏區甘南州生態環境退化與傳統經濟相關分析The others showed partly decreased, but the degradation of vegetation were obviously in lower reaches of tarim and cherchen river ; in the mountain area of southern xingjian, the forest area were increased, and the others decreased ; in northern xingjian, both the mountain and the plain area increased. they showed the decrease of desert and the increase of oasis ; the change of vegetation cover in the hexi corridor - alax desert were not obviously ; but in chai - damu basin, the area of desert and low cover grassland increased, the others vegetation decreased, especially in the high cover grassland. that showed the great degradation of ecosystem, and the most of degradation was shown in the north hillside of the arjin mountain and qi - lian mountain
而從各個分區來看,情況不盡相同:南疆地區平原區綠洲面積擴大,荒漠面積基本不變,其他類植被面積不同程度縮小,而在塔里木河下游、車爾臣河下游植被退化;南疆山地森林面積略有增加,其他類植被面積略有縮小;北疆的平原區和山區的植被狀況均有改善,表現為荒漠面積縮小,綠洲面積增加;河西走廊一阿拉善地區總體變化不大;但是柴達木盆地的荒漠面積、低覆蓋度草地增加,其他類植被,尤其是甚高覆蓋度植被(草甸)的面積縮小,表明該地區的生態環境退化,而退化表現的主要地區在環柴達木盆地的阿爾金山和祁連山的北坡。With the decoupling average technique and high - temperature approximation, we obtain the graph of the system magnetization evolving, which clearly exhibit the critical slowing phenomena of xy model near the phase transition region
運用退耦平均技術,在高溫近似下數值模擬得出的平均磁化強度的時間演化,清楚地展示了xy模型在相變發生區域內的臨界慢化現象。According to the rules and considerations which are based and taken into account in the practical work, this paper proposes a new model for distribution maintenance scheduling which intends to find the most economical maintenance schedule without violating any restrictions and also the paper makes a deep research of ga, sa and ts. by constructing two effective instructive rules which derive from the feature of distribution maintenance schedule and introducing ts into mutation operation of ga in the earlier generations, the proposed method improves the convergence of optimization and shortens the calculation time. the proposed model and method are applied to a practical system, and numerical results verify ' the correctness and validity of them
本文結合實際電力調度計劃工作中檢修計劃的制定原則和所要考慮的各種因素,抽象出適合配電網檢修計劃優化的數學模型:對遺傳演算法、模擬退火演算法以及禁忌搜索演算法等多種演算法進行了研究和分析比較,針對遺傳演算法的不足提出了通過對實際問題的分析抽象出一定規則指導演算法在解空間進行搜索和兩階段變異運算元兩項改進措施,並應用於配電網檢修計劃優化,編制了相應的應用軟體;應用該軟體對我國南方某地區供電局某月的檢修計劃進行優化的結果表明,本文所提出的模型和改進的優化方法是正確和有效的。First, based on comprehension analysis of the present study status on optimizing method to displacement back analysis in underground engineering home and abroad, intelligent optimizing method, which fits the features of underground engineering, has been developed by introducing annealing algorithm and genetic algorithm and improving them. second, according to practical features of nonlinear displacement for underground engineering, the mechanical model on back analysis to initial ground stress and mechanical parameters of surrounding rock mass in underground engineering is established, which is based on the measuring results of displacement of convergence in underground holes. while, by introducing finite element method and combining improved annealing algorithm and improved genetic - annealing algorithm, the theory and method of elastic - plastic displacement back analysis to surrounding rock in underground engineering has been founded
首先,本文在綜合分析國內外地下工程優化位移反分析方法研究現狀的基礎上,引進模擬退火與遺傳演算法,並對其進行改進,建立了適合於地下工程問題特點的智能優化演算法;其次,根據地下工程非線性特點,基於地下工程洞周收斂位移量測結果,建立了用於地下工程初始地應力與圍巖力學參數反演分析的力學模型,並引進有限元分析手段,結合改進模擬退火演算法與改進遺傳-模擬退火演算法,分別建立了基於這兩種智能優化演算法的地下工程圍巖彈塑性位移反分析理論與方法,並開發了相應的分析計算程序,為地下工程圍巖穩定性與開挖順序優化分析奠定了基礎;然後,在上述基礎上,根據地下工程開挖施工順序優化設計的特點,建立了基於圍巖塑性區面積的地下工程開挖施工順序優化分析模型,基於改進模擬退火演算法與改進遺傳-模擬退火演算法建立了地下工程開挖施工順序優化分析方法,並開發了相應的分析計算程序;最後,將上述分析計算程序用於工程實例分析,探討了其應用方法,證明了該文研究成果的合理性和可靠性。This part clarifies the concept and characteristics of anti - dumping administrative review, concerned provision of anti - dumping law of wto, eu and usa, differences of various anti - dumping administrative review, similarities and differences between anti - dumping administrative review and general administrative review, concerned provisions of chinese anti - dumping ordinance and its perfection. part iv, anti - dumping judicial review
嘟退了行政復審的概念、特徵、 wto及歐美的相關規定、不同類型復審之間的區別並建議適當擴大復審范圍、簡化復審主體國家經貿委或依利害關系人的申請發起, 、行政復審與行政復議的異同, ,即由外經貿部依職權無需經商並獨立作出復審決定、制定有關第四部分司法審查程序。The paper exploits then method of combining the simulated annealing algorithm with genetic algorithm for the question and designs the coding way which based on ordinal characters, builds up fitness function on the basis of penalty function, adopts the basal technology, such as crossover, mutation etc. to deal with the model and put forward adjustable algorithms for trains occupying time sets
將模擬退火演算法和演化演算法混合起來運用於該問題,設計有序的字元串編碼方法,構造了基於罰函數的適應度函數,採用交叉和變異等技術,求解該模型。並提出了車列佔用時區調整的相關演算法。The calculation determined the main point defect under different cd pressure and the reaction enthalpies and entropies and the equilibrium constants in ( cd, zn ) te according to the quasi - chemical equations written for cdte sublattice. also the recipe of two - zone annealing process for cd0
根據計算結果,確定了不同氣氛條件下cd _ ( 1 - x ) zn _ xte ( x = 0 . 05 )晶體中佔主要地位的點缺陷和相關偽化學反應式的反應焓、反應熵及平衡常數,給出了兩溫區本徵退火的具體參數。We divide document image into two parts - text and background. text area is regarded as a series of random variables with 0 - 1 distribution and background area as a series of random variables with degenerate distribution. because the median filter is robust for degenerate distribution, it can reduce the noise
文本圖像通常可以轉換成二值圖像,我們可以把文本圖像的文字區域和空白區域分別理解為兩個相互獨立的隨機變量序列的依次觀測,其中一個是服從兩點分佈,而另一個服從退化的單點分佈。Because these changes are similar to those occurring with increasing age, researchers are faced with the difficulty of differentiating degeneration of the interertebral disk that occurs purely as an aging phenomenon and degeneration that occurs as part of a pathologic process
由於這些變化與年齡增長出現的變化相似,研究者面臨的困難是區分純粹的衰老過程造成的退變和由於病理原因造成的退變。The highly exploited region possesses various and equal landuse types, and the proportion of all kinds of landscape types converge, and possess small landscape dominance
開發利用程度較高的綠洲區,土地利用趨于多樣化和均勻化,各類景觀類型比例相差不大,景觀優勢度小,但景觀中因人為活動造成的退化景觀類型如鹽堿地和沙地裸地佔有較大的比例。分享友人