測微數量 的英文怎麼說

中文拼音 [wéishǔliáng]
測微數量 英文
micrometry
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 數副詞(屢次) frequently; repeatedly
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • 數量 : quantity; quantum; amount; magnitude; number
  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) ,樣地土壤生物指標(細菌、真菌、放線菌及總)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。
  2. Seven plots selected from wanglang reserve were distributed in different types of forest and at different altitude, and different plot has different microclimate. soil property, microbial population, soil nutrient content of forest soil were determined in wanglang natural reserve, from may to october 2002 to july 2003, the ecological distribution of three main groups, bacteria, actinomycete and fungi were determined in the forest soils by the cell enumeration methods. six kinds of physiological groups, including ammoniation bacteria, nitrification bacteria, nitrosification bacteria, aerobic autogenesis azotobacter, aerobic cellulose - decomposing bacteria and anaerobic cellulose - decomposing bacteria were enumerated by the most - probable number ( mpn )

    2001年10月在王朗自然保護區內設立了3個定位研究樣地和4個臨時樣地,通過多次現場采樣與室內實驗分析,定了白樺林、岷江冷杉林、紫果雲杉林、繡線菊-羊茅群落、羊茅群落及高山柳灌木叢等6種不同植物群落內土壤生物三大類群、功能生物、土壤養分,並在固定樣地內使用埋袋法進行了三個埋藏深度的凋落物分解袋試驗,初步研究了枝條、闊葉、針葉等凋落物組分在不同分解階段所含養分的動態變化。
  3. We mensurate the number of the primary soil microbes such as bacteria, fungi and azotobacter with diluting flat technique, and mensurate the number of cellulose decomposing bacteria with mpn technique, and mensurate the biological quantity of the soil microbes with the technique of chloroform suffocating - inundation culture - colour - compared

    本文以長期壟作免耕試驗田為研究對象,採用稀釋平板計定了土壤中主要的生物細菌、真菌、自生固氮菌,用mpn (最大或然值法)定纖維素分解菌的,採用氯仿熏蒸?淹水培養?納氏比色法生物生物
  4. The nutrients content, the number of microorganism and activity of edaphon in soil of gutongling 4 - year - old, 10 - year - old and 16 - year - old organic tea garden were measured

    摘要對湖南湘陰縣蘭嶺茶廠古桐嶺不同種植年限的4年生、 10年生、 16年生有機茶園,分別進行了土壤養分含生物類群及活性定。
  5. Some open testing datasets and real gene microarray data are applied in experiments. the results have verified the feasibility and validity of the pica to get the gene microarray data and the advanced boosting algorithm for gene classification

    經過對公開的據集和真實的基因陣列據大實驗,證明了用部分獨立分分析方法獲取基因陣列據及boosting改進演算法進行基因模式分類的可行性和有效性,最終也完成了基因模式的識別任務。
  6. Microsatellite marker has many advantages such as a great quantity, extensive dispersion around the genome, high polyomorphism, mendelian codominant inheritance, rapid and convenient detection

    摘要衛星標記具有多、在基因組中分佈廣、多態性豐富、呈孟德爾共顯性遺性、檢快速方便等特點。
  7. According to the characters of microscopic pathologic image and requirement of clinic and medical scientific research, we implemented various kinds of ootor image processing and parameter measuring approaches, including image movement and adjustment, brightness / contrast adjustment, image edit and length, acreage, amount measurement of ro1

    系統針對顯病理圖像的特點,結合臨床應用和醫學科研工作的需求,重點建立了一系列適合醫學應用的彩色圖像處理方法和特徵參方法。這些方法包括圖像的移動、縮放、亮度對比度調整、圖像編輯以及感興趣區域長度、面積、等特徵參分析功能。
  8. The paper fristly compared the fertile soil with the incinerated sterile soil on the number of micro - algae, soil ph value, soil organic matter soil available phosphorus and soil nitrogen. and then, the author put fertile soil, which included micro - algae, proportionally into sterile samples and cultivated them respectively under illumination condition ( micro - algae can live and reproduce ) and dark condition ( micro - algae will die in some time ). the above indices were measured in 0, 30, 60 and 90days respectively, the analyse of the interrelation between the change of micro - algae ' s number and the changes of soil ph value, soil organic matter, soil available phosphorus and soil nitrogen indicated : ( l ) soil micro - algae which were native to fertile soil conld adapt to the changed circumstance and light acted as a decisive role to the distribution of soil micro - algae. under dark condition, the micro - algae ' s number declined gradually and went to zero in the end, while under illumination condition, on the 90th day, the micro - algae ' s number of per gramme was 6 - 7 times more than that of the beginning

    本文首先對肥沃土壤與經高溫焚燒后的貧瘠土壤中的、土壤ph值、有機質含、有效磷含和全氮進行比較研究,然後將包含藻的綠化苗圃地肥土按不同比例接種進入貧瘠土樣中,分別在光照條件和黑暗條件下進行培養,在0天、 30天、 60天和90天分別檢以上指標,比較有光條件和無光條件下,即有藻條件和無藻條件下貧瘠土樣所發生的變化,並分別對的變化與土壤ph值、有機質含、有效磷含和全氮的變化之間做相關性分析,以評估肥沃土壤中的藻接種進入貧瘠土壤后的生長情況以及對貧瘠土壤的改良作用。研究結果表明: ( 1 )土壤藻對環境有較強的適應能力,且光照對其分佈起了決定性的作用。
  9. The use of interferometer to detect and analyze laser radiation is well known, but when the intense ratio of the laser radiation to the background natural light radiation is too small, the laser radiation cannot be detected. a novel more sensitive method for detect of wideband weak incident laser in strong background noise is introduced in this paper. the optical unit uses two wedge interferometers and two line array detectors. the incoming light radiation is divided into two beams and through the interferometers

    在被動激光偵察告警中,對弱脈沖激光信號的探是一個難點。當探距離相當遠或視場內接收的背景光輻射很強時,脈沖激光信號到達探器的能很小,會淹沒在強大的背景光信號中而探不到。本論文提出了一種探弱脈沖激光信號的方法,可對強烈背景光中的激光威脅信號進行探和告警,並給出其波長參
  10. The metaphases of mitosis were observed under the microscope and the well - dispersed metaphases were selected to statistic the number of the chromosomes. the good - formed metaphases were used to be microphotographed, magnified and measured to study the karyotype of cynoglossus semilaevis gu nther

    鏡下觀察分散比較良好的中期分裂相併統計染色體的,選取較好的分裂相進行顯照相,放大和,分析半滑舌鰨的核型。
  11. Flavor changes during rice wine starter ( xiao qu ) preparation were discussed and the varieties and quantities of microorganisms in the starter were detected and analyzed in this paper

    摘要闡述了傳統黃酒小曲(酒藥)製作過程產香的變化,定和分析了成品小曲中主要生物的種類、
  12. The analysis of microstructure indicated that there were still certain amount of holes, so its density and conductivity were evidently under theoretic value. based on the reason, the fabricating technology of the composite needed further perfecting

    組織分析表明,復合材料中仍存在一定孔隙,故實密度和電導率明顯低於理論值,制備工藝有待進一步完善。
  13. They are all important in astronomy. for example, the core of the sun generates energy, as well as electron neutrinos. however, the amount of neutrinos we detected is only about one third of what we expected

    他們在天文學中也很重要,例如太陽的中心除了產生能外,也產生很多電子中子,但是我們度得到的中僅是我們預的三分之一。
  14. The amorphous surface layer of tantalum was obtained by anodic oxidation in melting nitrate after plasma - nitriding at relative low temperature, and the composition, phase structure and property of coating were tested

    摘要採用低溫離子滲氮后再熔鹽陽極化的方法,在鉭表面形成厚度達級的非晶態層,試了非晶層的成分、相結構和性能。
  15. There was a low similarity between the amount of microbial components measured in step 1 and the aerosolized amount ( step 2 ) from gypsum boards, wood chips and straw

    步驟一所生物各組成,與步驟二從石膏板、木頭碎片及麥稈所氣膠化的,是不太相似的。
  16. The changes of microorganisms " number in different kind of red soil from cas ecological experiment station were surveyed

    調查了中科院紅壤生態站內不同土壤中的生物及區系組成,跟蹤檢秸稈自然降解狀況。
  17. Microbilogical oil and gas exploration is a technique of predicting subsurface hydrocarbon distribution by means of detecting the change in amout of hydrocarbon - biting bacteria in near - surface soil

    摘要生物油氣勘查是通過檢近地表土壤中噬烴菌的變化,預地下油氣分佈的一種技術方法。
  18. Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system

    該系統可通過沉積參的精確控制,以控制沉積過程,減少金剛石膜生長過程中的缺陷,並採用光纖光譜儀檢分析等離子體的可見光光譜以監波等離體化學氣相沉積過程;利用波對材料的選擇加熱特性,通過構造等效方程,並首次將電磁場攝動理論引入到mpcvd的基片加熱材料的設計中,建立了非均勻等離子體溫度場綜合模型、復合介質基片材料的復合溫度場模型及復合介質材料溫度場攝動模型,為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱材料的制備,並對基片加熱材料進行了設計和優選,以獲取大面積均勻的溫度場區,甚至獲得大於基片臺尺寸的均勻溫度區;作為研究重點之一,開展了波等離體化學氣相沉積金剛石的成核與生長研究,系統地研究了在( 100 )單晶硅基片上mpcvd沉積金剛石膜的實驗過程中,基片預處理、甲烷濃度、沉積氣壓、基體溫度等不同實驗工藝參對金剛石薄膜質的影響,分別用raman光譜、 x射線衍射( xrd ) 、掃描電鏡( sem ) 、紅外透射光譜( ir ) 、原子力顯鏡( afm )對薄膜進行了表徵,確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參
  19. At the same time, the result of the functional diversity of soil microbial community indicated that soil microbial metabolism quotient ( awcd ), microbial community richness and shannon index all decreased significantly in red soils polluted by cadmium and lead compared with non - polluted soils. these results suggested the structure of microbial community have changed, decreased the functional diversity of microbial community, and reduced the microbial number utilizing different carbon resources

    Biologgn試結果顯示,鎘、鉛污染紅壤生物群落代謝剖面( awcd )及群落豐富度、多樣性指均顯著低於非污染土壤,表明重金屬污染引起了土壤生物群落功能多樣性下降,減少了能利用有關碳源底物的生物、降低了生中義摘要物對單一碳源底物的利用能力,最終導致土壤生物群落功能多樣性發生變化。
  20. Firstly, the relationship of atomic force and distance is studied. the scan type of samples and the working mode of probe is confirmed, then pzt is chosen as actuator for micro scan displacement, and optical deflexion method is used to detect the deflexion value of cantilever. after all these work, the system light path design is finished, and its mathematical model is completed

    首先,分析了原子力探針系統的中原子力?距離的關系,並確定探針系統的探針的工作模式和樣品的掃描模式,從而選擇壓電陶瓷作為掃描位移驅動器;採用光學偏轉法檢懸臂偏轉,並選用了psd作為傳感元件,並在此基礎上進行了系統光路設計及其學模型的建立。
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