覆蓋重量 的英文怎麼說

中文拼音 [zhòngliáng]
覆蓋重量 英文
covering weight
  • : 動詞1. [書面語] (蓋住) cover 2. [書面語] (底朝上翻過來; 歪倒) overturn; upset 3. 同 「復」 (Ⅱ1. 2. )
  • : 蓋名詞(姓氏) a surname
  • : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • 覆蓋 : 1 (遮蓋) cover; overlap 2 (植被) plant cover; vegetation3 (保護層 覆蓋物) cover; covering; ...
  • 重量 : weight; scale; heft
  1. 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

    本研究以慶市的南川金佛山(自然保護區) 、黔江武陵山(國家點退耕還林示範縣,森林率50以上)和北碚中梁山(遭人為破壞嚴)典型巖溶區為對象,選擇了幾種要的利用方式,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分析相結合的方法,以不同土地利用方式巖溶土壤肥力為點,對不同土地利用方式土壤肥力特徵進行化分析,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、放線菌數及總)以及樣地土壤種子庫植物群落多樣性等4個方面對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。
  2. To the influence of the plateau terrain, the impact of the elevation and the roughness of terrain to every energy component out and incoming are study, and basing the soil spectrum model proposed above, a new radiative transfer model of terrain area was put forwarded in which the soil water content, lai, terrain roughness and elevation were considered synchronously, and incoming scatter light was integral with the solid angle of semi - globe space defined by the slope of the pixel, so scattering lights of terrain and the sky are properly considered, but the operation is still within the acceptable range

    地形與反射率的關系是本文研究的一個點。本文對崎嶇山地象元的各入射光和反(散)射光分進行了深入分析,在所提出的濕潤土壤光譜模型和植被冠層模型的基礎之上進一步提出了新的適合青藏高原的山地輻射傳輸模型。該模型同時考慮了土壤含水、植被( lai ) 、地形起伏和海拔高度的影響,並以象元坡面定義的半球空間立體角對環境入射光進行積分,使周圍地形和天空散射光均得到適當考慮,計算又在可接受范圍內。
  3. V ) occupying space and covering ground should be served as the main strategy in early stage of vegetation restoration, which would enable the community coverage to rehabilitate rapidly. in mid - stage, due to the change of light environment and the species substitution, component adjustment should be chose as the main strategy

    5 )植被恢復的策略是早期階段以搶占空間、地面的對策為主,群落度恢復很快;中期階段,林內光照環境改變,物種替代,恢復對策以物種組成成分的調整為主;後期則是生物積累與組成結構調整並
  4. In summary, we constructed and characterized a bac library of silky, a unique chinese native breed of chicken. the library has high genome coverage ( 13 - fold ), chimerism ( 6 % ) and overlapped bacs, which made it a valuable resource to complete chicken physical map, study functional genes and construct bac contigs. we analyzed the whole genomic sequence and snps of tyrp1 and found that silky tyrp1 is different with other breeds both in microsatellite and transcription regulation site

    中國農業人學博卜學位論文摘要本研究構建了中國特有雞種絲羽鳥骨雞基因組bac文庫並進行了文庫質鑒定,它所具有的13倍高基因組率、 6 %的嵌合率和部分疊的克隆使其成為完善雞的基因組圖譜、研究基因功能和構建bac疊群的優質資源。
  5. In the control, even light rain could bring soil and water losses. while for orchard and costarica henryi forest, runoff and sediment yield both reduced greatly. regarding to chinese fir and enclosing and tending forests with favorable vegetative coverage, minimum soil and water losses were produced even by the rainstorm

    裸露地(對照)小雨時也可能產生水土流失,而大雨以上降雨會產生嚴水土流失;具有一定植被且採取水土保持措施的果園和錐栗林的徑流和泥沙大幅度減少;而植被良好的杉木林和封山育林地即使大雨以上降雨也僅產生極輕微的水土流失。
  6. In the next few years china will concentrate on spreading the following agricultural techniques : improved new varieties, paddy rice nurturing in dry nursery and thin planting by throwing rice seedlings, plastic mulching, precise and semi - precise mechanical seeding, integrated pest management, scientific fertilization, water - saving irrigation, and dry land farming

    今後幾年,將點推廣以下要農業技術:優良新品種、水稻旱育稀植及拋秧、地膜、精半精機械化播種、病蟲害綜合防治、科學用肥、節水灌溉和旱作農業等大適用技術。
  7. Vegetation fraction is a most important indicating to vegetation, and it is one of the most important factors of eroding soil

    植被度是衡地表植被狀況的一個最要的指標,也是影響土壤侵蝕與水土流失的主要因子。
  8. In light of current using situation and drawing on the experience of many scholars researched methods and viewpoints, this thesis made com land, fallow land, orchard, grass land as experimental field in black soil region jlau, which carried out experiment by applying different amounts of n and p fertilization in corn field. by means of collecting the samples of rainfall runoff, erosion silt and surface layer soil before and after rainfall for one year nature precipitation in field, we study the effect of surface runoff on n and p nutrient and fertility degeneration. the results showed : ( l ) there are lots of factors which affect soil erosion and losses of n and p, in which rainfall and rainfall intensity were more important, while rainfall intensity is the most important meteorological phenomena factor

    針對當前黑土利用現狀,本文借鑒眾多學者的研究方法和觀點,在吉林農大黑土區選擇利用方式不同的玉米地、休閑地、果園、草地,在玉米區進行了不同數的施肥,通過野外試驗,採集一年自然降雨產流及泥沙樣品,同時採集降雨前後的耕層土壤樣品,研究了黑土區地表徑流對氮磷養分特徵及肥力退化的影響,結果表明:土壤侵蝕和氮磷的流失受諸多因素的影響,降雨、降雨強度是要因子,而降雨強度是影響農田地表徑流養分流失的最要的氣象因子,特別是暴雨,暴雨徑流中氮磷濃度較平時高得多;隨作物生長,度逐漸增加以及不同利用方式下表現的度差異,氮磷流失都表現為顯著的差異。
  9. The concept of this work comes from the riverbed and the nourishing effects the river plays in world cultures. symbolizing riverbeds in nature and adding a touch of leisure life in modern society, the five granite beds rest on a miniature course of the keelung river with small current of water running on each one. the sandblasted forms of fruits and maple leaves recall the importance of environment

    本作品河床,以大河孕育文化做為作品創作發想點,加入現代社會的生活休憩概念,將五組象徵大自然中河川交匯的床型花崗巖雕塑,架設于卵石所鋪設而成的基隆河之上基隆河的河道造型則保持截彎取直前的原貌,並以少流的水流,薄薄地五組床型雕塑品,床板上散落的楓葉與果實,則象徵環保理念對大自然保育的要性。
  10. Coverage is an important quantitative index for plant community structure

    摘要度或者度是植物群落結構的一個要數指標。
  11. The result indicated that straw mulching could increase soil porosity by 2. 88 % - 5. 76 %, reduce soil bulk density by 1. 86 % - 3. 73 % and the content of soil water with straw mulching was higher than that with no straw mulching treatment ( ck1 ) at different growth stage, improve water - stable aggregate ; and increase soil organic matter, available n, available p, available k, improve soil perviousness and soil retention of water and fertilizer

    研究結果表明,與對照ck1 ,相比,秸稈可使土壤總孔隙度增加2 . 88 % ~ 5 . 76 % ,土壤容降低1 . 86 % ~ 3 . 73 % ,並且各生育期處理的土城含水均比對照高,並且秸稈還田對促進土壤團粒結構形成具有較大作用,改善了土坡通透性和保水保肥性;同時秸稈還田使土壤有機質、全氮、速效氮、速效磷、速效鉀得到明顯提高,從而培肥地力。
  12. In the agricultural total output value internal structure, output value of forestry and animal husbandry occupy 80 % of it, and realize fully exploitation and utilization of the superiority environment factors ; in the crop planting output value internal structure, the economical crop output value occupy 51. 18 % of it, and give prominence to develo pment of the regional superiority ( resource superiority ) and characteristic agriculture ( chinese medicinal materials etc ) ; in the animal husbandry output value internal structure, the grass - eating animals output value ( including rabbit output value ) occupy 84. 55 % of it, thereinto, the rabbit output value occupy 66. 2 % of it, and realize operation of large scale ; enhance meat, egg and milk per person ( increase proportion of beef and mutton, reduce proportion of pig ), and reduce grain per person and oil plants per person, and enhance forest - coverage rate, source of manure index etc, and enhance ecological benefit

    到2020年時農業總產值達到了2000年的2 . 75倍,人均產值達2753 . 42元,是2000年的2 . 39倍,總產值內部,林業和牧業產值佔80 ,充分實現了優勢環境因子的開發利用;種植業內部,經濟作物產值佔51 . 18 ,突出了區域優勢(資源優勢)和特色農業(中藥材等)的發展;牧業內部,草食畜產值(含兔)佔84 . 55 ,其中兔產值占牧業產值的66 . 2 ,實現了規模化經營;提高了人均肉蛋奶佔有(其中增加牛羊肉比,降低了豬肉比) ,降低了人均糧食和油料佔有,同時還提高了森林率、肥源指數等指標,從而提高了生態效益。
  13. We energetically advocate straw mantle to lily flower in living through the winter in east of gansu, because straw mantle protect the environment, keep moisture, and effectively adjust growth course of lily flower, make the output form period avoid the furthest serious spring arid, increase the water and fertilizer utilize efficiency, increase production observably

    隴東塬區黃花菜越冬田間應大力提倡秸稈,由於秸稈既環保,又保墑,而且能有效調節黃花菜發育進程,使產形成期避開隴東春早最嚴時期,提高水、肥利用率,增產顯著。
  14. The long - range objection of china telecom is to strengthen network configuration, optimize network structure, upgrade service quality, lower overall network cost and promote integrated communication ability in order to build a top - grade network that will be in advanced technology, large covering area, huge capacity, high transmission rate, safety, multi - capability, easy manipulation, which is also adaptable to provide new services

    中國電信的網路發展的長期目標是:以完善網路布局、優化網路結構、提高網路質、降低網路綜合運營成本和提高綜合通信能力為點,去構建技術先進、廣、容大、速率高、安全可靠、功能齊全、易於管理、適應各種新業務發展需要的電信優質網路。
  15. These plant communities cover large areas of the globe and function as carbon dioxide sinks, animal habitats, hydrologic flow modulators, and soil conservers, constituting one of the most important aspects of the earth ' s biosphere

    這些植物群落了全球大部分地區而作用為吸收二氧化碳,動物的棲息地,水流調節器,土壤保持,組成了地球生物圈很多要方面之一。
  16. The technique of water conservation in gneiss area of tai - hang mountain : on the facet of water conservation measure, four sorts of water conservation measures can all improve the soil water content. the result of straw mulch is best, using water holding agent in soil and plastic mulch are better, stone mulch is worse. four sorts of water conservation measures all improve the physical character of surface layer soil

    太行山片麻巖區保水技術:在保水措施方面:四種保水措施均能提高土壤含水,秸稈的效果最好,土施保水劑和地膜的效果其次,石塊的效果較差;四種保水措施使表層土壤的物理性狀均有一定改善,使土壤容降低、孔隙度和土壤飽和含水增加。
  17. The choice dam type is especial importance, during the designed research of the rock - fill dam, particular under the rock - fill dam with very deeply cover layer, the stress and strain of the middle wall and cutting interpenetration wall of the dam foundation is mostly sensitive, whether the. design of dam is scientific and reasonable, it is very important for cutting interpenetration and stability of the dam, the article offer the reference for the design of cutting interpenetration in the foundation with deep cover with earth the water conservancy in xiaban zone, based on the study and analysis the design of cutting seep in the foundation with deep cover with earth, cutting interpenetration concrete wall and the joining model of cutting interpenetration material in body of dam and the applying effect in the practical worko based on the foundation which absorbed and summarize the achievement of design and research in the inter and outer country, for the project of the clay vertical middle wall and vertical cutting interpenetration, the asphalt concrete vertical middle wall and vertical cutting interpenetration the clay inclined middle wall and the lever carpet layer cutting interpenetration, respectively in terms of the different stage of complete period sluice period and working condition, adopting nonlinear calculate and analysis with the finite element method ; carrying the analysis and study with the 3d finite element method as to the different joining model of the left bank high slope cutting interpenetration body and the foundation concert cutting interpenetration wall ; carrying the analysis and study with the 3d finite element method as to the effect of the wall stress and strain because of the different elasticity modulus of the concert cutting interpenetration wall through the analysis and study with the different project. have comparatively all - around comprehended the various model dam, particular the distribute rule of stress and strain of the cutting interpenetration system, provide for the important evidence of the plastic area size the join model of the foundation cutting interpenetrate wall and dam body cutting interpenetrate system the choice of the dam model and the design of the structure of the dam body, the result of research and advice have very importance value in design and building for the similarity project

    工程設計中,壩型的選取顯得尤為要,特別對于壩基有深厚層的堆石壩,心墻和壩基防滲墻的應力和變形是壩體、壩基最敏感的部位,設計方案是否安全、科學和合理,對大壩防滲和穩定起到至觀要的作用。本文研究分析了國內外深厚層基礎防滲設計、壩基混凝土防滲墻與壩體防滲體銜接形式及工程實際應用效果,為下坂地水利樞紐工程深厚層基礎防滲設計的方案選擇提供了參考;在吸收和歸納了國內外堆石壩的設計研究成果的基礎上,對粘土心墻和壩基垂直防滲方案、瀝青混凝土心墻和壩基垂直防滲方案以及粘土斜心墻和壩基水平鋪防滲方案,分別按竣工期和蓄水運行期的不同工作情況進行了有限元非線性計算分析;對左岸高陡邊坡的大壩防滲體與基礎混凝土防滲墻的不同結合型式進行了三維有限元靜力計算分析和研究;對混凝土防滲墻不同彈性模對墻體應力和變位的影響進行了三維有限元靜力計算分析和研究。通過對不同方案的計算分析和研究,比較全面的了解了各方案壩體,尤其是防滲體的應力和變形分佈規律,為壩型選擇、壩體結構設計、基礎防滲墻與壩體防滲體的結合型式以及塑性區大小的確定提供了要依據。
  18. High speed uplink packet access ( hsupa ) is a new work item of technical specification release 6 in 3gpp. wcdma system. the techniques of this work item, i. e. node b controlled scheduling, hybrid arq with chase combining, shorter tti, are to improve the performance of uplink dedicated transport channels, i. e. to increase capacity and throughput and reduce delay

    在hsupa中通過採用基站nodeb控制調度、結合了軟合併的混合自動傳請求( harq ) 、更短的傳輸時間間隔( tti )等關鍵技術,不但增強了系統容還使用戶設備( ue )能獲得更大的上行吞吐、更小的傳輸延時。
  19. Instead of merely estimating the area of forest in each part of the world ( the traditional way of measuring forest cover ), they took into account the volume of timber, the weight of the organic matter and the density of trees to calculate what they dubbed the “ forest identity ”, a measure of the carbon - capturing capacity of forests

    他們並不是僅僅估計一下世界各地的森林面積(測森林的傳統手段) ,相反,他們計算木材蓄積、有機質的以及森林的密度以便計算被他們稱為「森林恆等式」的指標,該指標用以測度森林固碳的能力。
  20. Firstly, this paper discusses the difference between the testing profile and the operating profile, obtains the testing ratio of coverage in the testing phase and the testing ratio of coverage in the operating phase according to practically measured data, thereby describing the difference between the testing profile and the operating profile quantitatively with the testing ratio of coverage

    本文首先根據測試可靠性和運行可靠性的概念,點討論了軟體測試剖面和運行剖面的差別,應用實測數據驗證得到軟體測試階段測試率與運行階段測試率,從而以測試化說明了測試剖面與運行剖面的差別。
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