medium soil 中文意思是什麼

medium soil 解釋
中等土壤
  • medium : n （pl dia ）1 媒介物；傳導體；媒質，基質，介質，介體；中間物；環境、生活情形。2 手段，方法；媒介...
  • soil : n 1 泥土，土壤；土質。2 土地，國土。3 滋生地，溫床。4 農業生活，務農。n 1 臟東西，污物，污穢，污...
  1. ( 1 ) the soil from century garden is an alluvial and diluvia soil in an alkalescent medium

    （ 1 ）世紀花園地基土是在弱偏堿性介質環境下形成的沖洪積沉積。
  2. Soil collembolan is deemed as an epitome of soil invertebrate and medium - sized soil animals because of its abundance in species and hugeness in biomass

    摘要土壤彈尾目昆蟲作為無脊椎動物和中型土壤動物的典型代表，其具有豐富的種類和巨大的生物量，在重金屬污染環境評估中具有十分重要的地位和獨特的優勢。
  3. On the whole the male ' s dress go together with a bunch by jerkin tight the kuo trousers of ankle, female of the dress be a jerkin to go together with kuo long skirt, their many colorses gusset, representative east, south, west, north, medium five directions and gold, wood, water, fire, soil five line

    大致上男性的服飾是以短上衣配束緊腳踝的闊長褲，女性的服飾是短上衣配闊長裙，她們的五色衣袖，代表著東、南、西、北、中五個方位和金、木、水、火、土五行。
  4. Then, with the help of gis, i selected 8 soil fertility factors mentioned above and soil texture as parameters, used blocks generated by overlaying each factor theme as assessing unit, modified nemoro fomular, and then i assessed the overall soil fertility quality of wujin city, we know : the soil fertility quality of the city is generally medium or worse, in it, the district of riverine polder the district of menghe even fields the district of taige even fields and the district of hilly lands are on " worse " level, and the district of zhengheng polder the district of lakeside polder and the district of taoge even fields are on " medium " or " better " level

    接著在gis支持下，選取以上8項土壤肥力要素並加上土壤質地作為參數，以各要素圖層疊加產生的圖斑作為評價單元，修改內梅羅公式，對武進市土壤肥力質量進行綜合評價，得出：土壤肥力質量中等偏下，其中，沿江圩田區、孟河平田區、太涌平田區和低山丘陵區主要處于「較差」水平，而鄭橫圩田區、沿湖圩田區、洮?平田區主要處于「中等」及「良」水平。
  5. Obviously, natural soil fertility conditions affect the yield potential but in general, well drained soils with medium to high fertility have the potential to produce high yields

    顯然，自然土壤肥力狀況影響產量潛勢，排水良好的中上等肥力土壤最能獲得高產。
  6. This paper presents the experimental results of typical elements of field works such as reinforced concrete beams, fiber glass reinforced plastic honeycomb sandwich plates, flexible covers ; examines the interrelationship of the loads and deformation under the condition of large deformation ; obtains the laws governing the interaction of the medium and the structure ; solves the design and calculation problems related to shallow buried structures in soil

    本文在對大量試驗資料進行整理和作了大量分析計算的基礎上，選取了野戰工事中有代表性的構件即鋼筋混凝土梁，玻璃鋼蜂窩夾層梁式板和帆布被復作為研究對象進行試驗研究。深刻地考察了大變形條件下荷載和變形之間的內在關系，進而掌握了介質與結構相互作用的規律，較好地解決了土中淺埋結構的設計計算問題。
  7. The abundance and diversity of amf community maintain relative high level in gental contaminated soil, and the amf of glomus were the dominate community among 6 genus of amf presented in gental contaminated soil due to their 63 % propotion. the composition of amf community varied with the increase of pollution degree of soil. with the disappearer of gigaspora and paraglomus in medium polluted and serious polluted soil seperatly

    隨著重金屬污染程度的增加， amf種群結構不斷發生變化，盾巨孢囊霉屬的amf在中度污染（ 2 . 5 p 5 ）的土壤中消失，類球囊霉屬的amf在重度污染（ p 5 ）的土壤中消失，而球囊霉屬的amf所佔比例逐步上升，在重度污染土壤中達到89 ，在amf種群中占絕對優勢。
  8. The result of experimentation on coupling effect of water and fertilizers on spring corn in the three gorges reservoir area indicate that water stresslead the effect low of highness and lai, and the most effect is made in shooting stage ; it has a significant positive correlation between the yield of corn and biomass, and hasn ' t none significant positive correlation between the yield of corn and the weight of roots ; the coupling effect of water and n is significant, but the coupling effect of water and k is not significant, the maximum yield of corn condition fitting - water and medium n, corn absorbs n has a threshold value during the growth, and using superfluous n is able to prick up soil drought and crop drought ; water is the leading factor which effects the yield of corn, next is n and k

    摘要三峽庫區春玉米盆栽水肥耦合試驗研究結果表明，水分脅迫導致玉米株高和葉面積指數降低，以拔節期受到影響最大；玉米產量與生物量呈顯著正相關關系，產量與根重無顯著正相關關系；水氮耦合效應顯著，適宜水分和中氮處理下玉米的產量最高，玉米生長發育對氮肥的吸收存在一定的閾值，過多施用氮肥會加劇土壤乾旱和作物乾旱，水和鉀耦合效應對玉米產量影響不顯著；水分是影響玉米產量的主導因素，其次是氮效應和鉀效應。
  9. The contrast experiment of twig propagation of fast - growing castanopsis fissa by four treatments in three different cutting medium indicated : the cutting medium has a significant effect on the survival rate, the interaction of the cutting treatment and the cutting medium has evident effect on the survival rate. castanopsis fissa twig which is cut and planted at once has the best survival rate in the cutting medium of garden soil mixed with sands. it reaches 87. 5, but in the garden soil, it reaches only 70, and in other mixture, it is below 20. therefore, had better be planted in the medium of garden soil mixed with sands, and be planed after cutting at once

    速生菇木樹種? ?黧蒴栲嫩枝經過3種插床基質和4種插條處理的扦插對比試驗，結果表明：插床基質對其扦插成活率有極顯著影響；插條處理及其插床基質的交互作用對扦插成活率存在顯著影響；黧蒴栲嫩枝扦插在園土十河砂混合基質上現剪現插最好，成活率可達87 . 5 ，在園土基質上現剪現插次之，成活率可達70 ；而其它組合成活率都不到20 ，黧蒴栲嫩枝扦插生產上應選用園土或園土+河砂作為插床基質，並要現剪現插。
  10. Lunar surface can be regarded approximately as two - layered medium composed of lunar soil and lunar rock. therefore, in this paper, two - layered medium is mainly discussed

    月球表層可近似視為由月壤和月巖組成的雙層結構，因此，本文主要針對雙層媒質進行討論。
  11. In the general design and analysis methods for problems of the breakwater stability, the concept of compositive safety factors is used usually. however, floodwater, storm wave and beach erosion as well as properties of soil medium are always random, which may have uncertainties

    在防浪堤壩的設計中，傳統的安全性能分析方法採用綜合的安全系數概念，但洪水、風浪、河道沖刷、土力學特性等因子都是隨機性的，具有一定的不確定性。
  12. In terms of desertification prevention, water - soil erosion treatment, innovation of medium and lower - yield fields, the restoration and reconstruction of degenerate ecologic system, environmental pollution control, mariculture and marine medicine, they provide a batch of practical technology and mode

    在沙漠化防治、水土流失治理、中低產田改造、退化生態系統恢復與重建、環境污染控制等方面、海水養殖和海洋藥物等方面，提供了一批實用的技術和模式。
  13. In this study, 5 rhizosphere soil samples of wheat, maize, ryegrasses and willow tree were collected from campus of china agricultural university and beijing chaoyangqu, respectively. a total of 29 isolates were selectively obtained from these rhizosphere soli samples based on their growth on nitrogen - free medium and their resistance to 100 for 10 - 15 min

    本文在中國農業大學科學園區採集了小麥和玉米的根際土，從北京市朝陽區窪里分別選擇不同環境採集2個黑麥草根際土壤樣品和1個柳樹根部的土壤樣品，分別從這5個土壤樣品中分離固氮的芽孢桿菌。
  14. Five floating roof oil tanks with volume 2 104m3 are designed to be constructed at shuguang pump station possessed by liaohe oil field, which is located at liaohe delta alluvial plain. this engineering filed is featured with complicated topography. the oil tank foundation soil is horizontally - layered, including four layers : medium dense - dense clay, interbedding of find sand and clay, fine sand sandwiching clay and fine sand

    位於遼河三角洲沖積平原的遼河油田曙光泵站計劃增建5座2 10 ~ 4m ~ 3浮頂式儲油罐，場區地形復雜，油罐地基土層分佈均勻水平，從上之下主要由中密粉土層、粉細砂與粘土互層、粉細砂夾粘土層和細砂層等4層組成。
  15. According to many years ' production practice of the author and predecessors ' studying results, this paper summarized the key techniques of tissue - culture container seedlings of eucalyptus from process of transplanting nursery and soil medium, hardening and transplantation, managing seedlings after transplanted in order that the techniques provide experience for the cultivation and commercial production of tissue ~ culture container seedlings of eucalyptus

    摘要根據筆者多年的生產實踐與前人研究成果，從移植圃及基質處理、瓶苗煉苗馴化、瓶苗移植、移植后苗木管理、苗木出圃檢疫等方面對桉樹組培瓶苗移植培育的關鍵技術進行總結，以期為桉樹組培瓶苗的培育和規模化生產提供參考。
  16. Taking the aqueous sandy soil in hot summer and warm winter area as a heat transfer medium, studies the influence of seepage on heat transfer characteristics of the soil by a simulating experiment

    摘要以夏熱冬暖地區富水土壤砂質土為傳熱介質，進行了水滲流對其傳熱特性影響的實驗模擬研究。
  17. Sometimes it is necessary to use two or three - dimensional medium to improve the entirety, the tensile and shear strength of the soil. geosynthetics meet these requirements quite well

    土本身是一種弱膠結顆粒的集合體，有時它需要一種二維或三維的連續介質去提高其整體性，改善其抗拉、抗剪性能。
  18. Article 19 when the construction of a railway, highway or a water project is carried out, a mining or electrical power enterprise or any other large or medium - sized industria1 ; enterprise is established in a mountainous, hilly or sandstorm area, the environmental impact statement for the project must include a water and soil conservation programme approved by the department of water administration

    第十九條在山區、丘陵區、風沙區修建鐵路、公路、水工程，開辦礦山企業、電力企業和其他大中型工業企業，在建設項目環境影響報告書中，必須有水行政主管部門同意的水土保持方案。
  19. Besides this, the thesis start with the conjunct point of mechanic engineering and soil mechanics. consider the equipment and action medium - soil as a whole body. study the dynamic performance of interaction between the compaction equipment and soil

    此外，本文還從機械工程和土體工程力學兩學科的結合點入手，把施工機械與被作業對象? ?土壤作為一個完整的系統，進行壓實裝置與土壤相互作用動態特性的研究，建立了系統的動力學模型。
  20. Based on this study the following conclusions are drawn : the responses of cable - stayed bridge under seismic excitations with spatial variations differ from those under uniform seismic excitations up to 30 % ; the responses obtained by considering travelling effect as well as incoherence effect are close to those obtained by only considering travelling effect ; travelling effect has more significant effect on the seismic responses of cable - stayed bridge than incoherence effect ; if r. m. s. ( root - mean - square ) of random seismic ground motions are equal, seismic responses are considerably greater for the case of soft soil than for the cases of firm soil or medium soil

    研究結果表明：與一致地震激勵相比，地震動的空間變化特性可以使斜拉橋的地震響應改變30 % ；同時考慮行波效應、部分相干效應時的地震響應接近於僅考慮行波效應時的地震響應；行波效應對斜拉橋地震響應的影響明顯大於部分相干效應的影響；在加速度均方根相同的隨機地震作用下，斜拉橋在軟場地條件下的地震響應明顯大於在硬場地條件下的響應，中等場地條件下的地震響應介於兩者之間。
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