濃度域 的英文怎麼說

中文拼音 [nóng]
濃度域 英文
density range
  • : 形容詞1. (液體或氣體中所含的某種成分多; 稠密) dense; thick; concentrated 2. (程度深) (of degree or extent) great; strong
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : 名詞(在一定疆界內的地方; 疆域) land within certain boundaries; territory; region
  • 濃度 : potency; thickness; concentration; consistence; strength; consistency; density
  1. Multispectral data for bathymetry is often performed in relatively clear shallow waters, up to now, no one use multispectral data for bathymetry in estuary waters of yellow river, where the highest sediment concentration in the world has been observed. in another part of this thesis, multispectral data acquired by landsat - 5 tm and in situ data are used for bathymetry in estuarine waters of yellow river. statistical models based on one band and two bands of tm respectively are developed

    利用兩期水深的比對可以揭示黃河水下三角洲的沖淤演變規律,但由於實測水深資料獲取較為困難,因而利用遙感來反演水深是一個重要的選擇,為此,本文在黃河口海現代黃河三角洲沖淤演變規律與遙感應用研究端走取兩個試驗區進行了多光譜遙感水深反演試驗,試驗結果表明,在極高泥沙、較強水動力條件的黃河口海,用多光譜遙感反演水深是可行的。
  2. The results indicate that in niobate glasses, as the concentration of nb2o5 increases, the covalence becomes strong, the symmetry becomes low and the electron - phonon coupling becomes strong, thus the lifetimes become short, the nonradiative transition processes and the temperature - quenching become strong and the value of crystal field parameter b20 becomes small

    ( 6 )研究了妮硅與妮磷系列玻璃發光特性與組份的關系,發現隨著nbzos的增加, eu一o鍵共價性增強,局環境對稱性降低,電一聲子禍合增強從而導致sd 。
  3. The distribution and change pattern of soil co2 concentration in soil profile data are analyzed as well as its effect factors. a model for soil caco3 eluviation - illuviation is developed based on mechanism of soil chemical thermodynamic principle and applying other modeling experience for reference

    本文以磚窯溝流為例研究和分析了土壤剖面co _ 2的分佈變化規律及其影響因子;對土壤碳酸鈣淋溶錠積進行了定性、定量研究。
  4. From the d - min of pure white highlights through the d - max of jet black shadows, a wider density range than ever before

    從描繪純白的高光的d - min到表現漆黑的陰影的d - max ,實現了前所未有的寬廣再現
  5. The results show that evt performs better than lognormal pdf for real data sets characterized by high indoor radon concentrations

    結果顯示極端值理論對高氡氣分佈區之預測佳於一般對數常態分佈模式。 。
  6. Biosorption is a process that utilizes inexpensive active / dead biomass to sequester heavy metals and is particularly useful for the removal of contaminants from industrial effluents. compared with conventional methods such as ion exchange and precipitation with lime, the biosorption process offers the advantages of low operating cost, minimization of the volume of chemical and biological sludge to be disposed of, high efficiency in detoxifying very dilute effluents

    生物吸附技術是環境領近年來迅速發展起來的處理工業污染廢水的新技術,它以各種生物(菌類或藻類)吸附廢水中的重金屬離子,具有吸附容量大,選擇性強,效率高,消耗少,並能有效的處理含低重金屬離子廢水等優點。
  7. The reason to cause this phenomenon is due to the change of electric field in the blue oled to induce the probality of the carrier shifted and the hole - electron recombination zone changed, which was a possible alternative to achieve color display. 3 ) device with the structure of ito / npb / adn : balq3 / alq3 / mg : ag was fabricated. when the balq3 dopant concentration was about 25 mol %, a high performance devcie with luminous efficiency of 1. 0 lm / w, the peak of emission spectrum at 440 nm, the cie coordinate at ( 0. 18, 0. 15 ), and half lifetime of unencapsulated device about 950 hrs was achieved

    導致本現象的原因是由於各有機層電場強的變化影響了空穴和電子的隧穿幾率,從而導致載流子的復合區發生改變而發出不同顏色的光; 3 )制備了結構為ito / npb / adn : balq3 / alq3 / mg : ag的藍光oled ,空穴阻擋材料balq3的摻入顯著影響了oled的光電性能,當balq3的摻雜為25mol %時, oled的發光效率為1 . 0lm / w ,發光光譜的峰值為440nm ,色純為( 0 . 18 , 0 . 15 ) ,未封裝器件的半衰期達到了950小時; 4 )在藍光材料adn中摻雜npb 、 balq3和tbp三種材料時,不僅改善了器件的發光亮和色純,而且提高了器件的發光效率和壽命。
  8. With analyzing of the case study and based on simulating and analyzing quantitatively, this article, considering the goal of the performance - based fire - protection design is protecting occupants from being injured and keeping buildings from being damaged, thought that fire compartmentation of a large building of saling books can be divided according to their saling malls and fire compartmentation in the saling mall can be separated by the fire - proof screen. on the evacuation design, the quantity of safety exits around these buildings and the evacuation width should be increased if possible and the safety exit number, exit width and evacuation distance can be determined according to the simulating results on smoke layer temperature and height, concentration of co2 and co, occupants evacuation time and visibility. on the means of preventing and discharging smoke, the most proper measure should be determined according to their geometrical characteristics and the natural means of discharging smoke is feasible to the large building of saling books. based on analyzing of smoke

    通過對案例分析研究,本文認為大型書城建築性能化防火設計研究的最終目的是保證人員生命安全和保證建築結構安全,在模擬計算和量化分析的基礎上,大型書城的防火分區可以將中庭連通的書城區劃分為一個區,在書城場地內可以採用防火卷簾進行防火分區劃分;在人員疏散設計中,應盡可能利用書城賣場的空間設計較多的安全出口和增大疏散寬,其安全出口數量、寬和疏散距離可以根據人員安全疏散時間和煙氣溫、沉降高、 co2、 co、能見模擬計算結果驗證確定;在防排煙方式的選擇上,應當根據建築物的幾何特點選取最適宜的措施,就大型書城建築而言,採用自然排煙的方式是可行的。
  9. Three experimental models were constructed, on the basis of the distribution and diffuse of the main production dust source. the experiments of dust transport and concentration distribution were done for many times, then show that the air velocity and dust distribution are the key factors which control dust distribution of the area nearby dust source

    根據礦井主要生產性塵源的分佈及發塵特徵,構建了3種實驗模型進行粉塵運移和分佈實驗.結果表明,風速和塵源是決定塵源附近區粉塵分佈的關鍵因素.圖8 ,表2 ,參3
  10. Primary culture of rat preadipocyte were prepared from the epididymal, inguinal and perirenal the fat pads of male normal, healthy, 15 - 20 days sprague - dawley rats. the preadipocyte grew better under the condition of 37, 95 % humidity, 5 % co2, ph 7. 0 - 7. 2, centrifuged at 1000r / min, m199medium, and 10 % fetal bo vine serum, seeded at a density of 4 l04, 5 l04, / cm2. oil red o staining was the special method to distinguish adipocyte from other cells, gimsa and he could determine the stage of the adiopcyte differentiation through the number of lipid drop, size and the position of the nucleolus of the staining fat cell

    經過多次實驗,確定本實驗室大鼠前體脂肪細胞的最佳培養條件是:溫為37 ,濕為95 , co _ 2為5 , ph值為7 . 0 7 . 2 ,離心力為1000r / min ,培養基為m _ ( 199 )培養基,胎牛血清為10 ,合適細胞接種密為4 10 ~ 4 、 5 10 ~ 4個/ cm ~ 2 ,染色結果表明:油紅o染色是鑒定脂肪細胞的特異方法, gimsa和he染色可根據不同區染色程、著色差別判斷細胞核的位置及脂滴大小、多少,觀察大鼠前體脂肪細胞分化過程中的形態變化,進而確定脂肪細胞的分化階段。
  11. This zone can include, among others, areas in the immediate vicinity of powder filling or emtying points and areas where dustlayers occur and are likely in normal operation to give rise to an explosive concentration of combustible dust in mixture with air

    該區包括,與充入或排放粉塵直接相鄰的場所、出現粉塵層和正常操作情況下可能產生可燃的可燃性粉塵與空氣混合物的場所。
  12. According to gaseous " molecular kinetic, the mass diffusion rate is within finite value. so theoretical conclusion of mass flux ' s producing and the essential relation of flux vs. force could be drawn. with the assumption that local density states in near equilibrium and the distribution is gradual changed, the classical first pick ' s law was modified considering mass relaxation time

    根據氣體分子運動論對質量傳播速為有限值情況下的質量流的產生及流與力之間的本構關系作了理論推導,在假定局處于近平衡態,其分佈為漸進的情況下得到了考慮質量鬆弛作用的經典fick第一定律的修正式。
  13. 41 mg / l and 2. 23 mg / l respectively. the safe concentration of cu to crucian was slightly lower than standard of fishery water quality

    Cu對鯽魚的安全略低於漁業水水質標準, zn 、 cd和cr的安全遠遠高於標準。
  14. In the second section, three ( 2 co2 ) scenarios only considering climate change alone ( c scenario ) were generated first, using outputs of the giss, gfdl and ukmo gcms, combined with the baseline. then, climate change scenarios including change in climate variability ( c + v scenario ) were produced, based on 3 hypotheses and the weather generator ( wgen ) in dssat. finally, the ceres - wheat model was run under both the ( c + v ) scenarios and the baseline, and the combined effects of climate change and its variability with doubled co2 on whiter wheat production in the studied region were assessed, based on the results simulated comparison

    在上述第2部分,首先利用baseline和國際上通用的3種大氣環流模型( gcms )即giss 、 gfdl和ukmo的有關網格點值,生成了研究區3種不考慮氣候變率變化的( 2 co _ 2 )氣候變化情景(以下簡稱c情景) ;然後,提出了未來氣候變率可能變化的3種假設,並應用dssat (農業技術轉化決策支持系統)中的wgen (隨機天氣發生器) ,分別生成了研究區( 2 co _ 2 )條件下兼顧氣候及其變率的氣候變化情景(以下簡稱c + v情景) ;再后,在上述( c + v )情景下分別運行ceres - wheat (作物-環境資源綜合系統-小麥) ,還考慮了大氣co _ 2的直接影響,並與baseline條件下ceres - wheat的模擬值進行比較,在此基礎上評價了( 2 co _ 2 )條件下氣候及其變率變化對研究區冬小麥生產的影響。
  15. The result of routine tissue dyeing assay showed symptoms of hyperemia, swell, fatty, vacuolar and granular degeneration in the liver cells of treated carp ; hyperemia, swell and vacuolar degeneration in the renal tubular epith epithelial cell and lymph cell inroad ; hyperemia, swell, hyperplasia and slough in the gill lamella epithelium ; hyperplasia in lymph cell, gill lamella length becomed different and frame foul - up. the influence become severer with the concentration increasing

    其破壞程隨著的增加而愈發嚴重。建議在使用中一定要科學施藥,環境水中乙氰菊酯的以不超過0 . 685mg l為宜,醚菊酯的以不超過0 . 057mg l為宜,氯氰菊酯的以不超過0 . 020 g l為宜。
  16. A numerical study of influence on the climate over europe due to a doubled greenhouse forcing

    2變化對歐洲區氣候影響的數值研究
  17. Second part - the main contribution and research results of this paper are focused on as follows : ( 1 ) how to use the measurements of a dual frequency gps receiver to determine the ionospheric delay correction model for single frequency gps of a local range ; ( 2 ) how to separate the instrumental biases with the ionospheric delays in gps observation ; ( 3 ) how to establish a large range grid ionosphere model and use the gps data of chinese crust movement observation network to investigate the change law of ionospheric tec of china area ; ( 4 ) how to improve the effectiveness of correcting ionospheric delays for waas ' s users under adverse conditions. ( 5 ) how to establish the basic theory and the corresponding framework of monitoring the stochastic ionospheric disturbance using gps ( 6 ) how to improve the modelling ability of ionospheric delay according to its diurnal, seasonal, annual variations based on gps ; ( 7 ) how to meet the demand of correcting the ionospheric delay of high - precision orbit determination for low - earth satellite using a single frequency gps receiver 1 extracting ( local ) ionospheric information from gps data with high - precision the factors are systematically described and analyzed which limit the precision of using gps data to extract ionospheric delays

    二、具體研究工作的系統報告,主要集中在以下幾方面:研究如何利用單臺雙頻gps接收機的觀測信息確定電離層延遲改正模型,為小范圍的單頻用戶服務;研究如何實時分離gps觀測中的儀器偏差與電離層延遲;研究如何建立較大區的電離層格網模型,進而初步設想利用中國地殼運動觀測網路深入研究我國領的電離層的電子變化規律;研究單頻用戶在不利條件下,如何更好地利用電離層延遲改正信息;研究利用gps監測隨機電離層擾動的基本理論和框架方案;研究如何綜合顧及電離層的周日、季節和年變化,進一步提高利用gps模擬電離層延遲的能力;研究如何實現星載單頻gps低軌衛星的精密測軌中的電離層延遲改正要求。
  18. Algan / gan hemt has high breakdown electric field, fast electron drift velocity and large electron concentration, so it has been used more and more in high frequency and large power fields

    Algan / ganhemt由於具有擊穿電壓高、電子漂移速快和電子大等特點,已被越來越多地應用於高頻及大功率領
  19. Taking the yangbi river of dali bai minority autonomous prefecture and the panlong river of wenshan zhuang and miao minority autonomous prefecture as the examples to analyze the suspended sediment concentration ( ssc ) change characteristic of yunnan province, the results showing : the ssc of yanhi river reduces slowly whereas the panlong river increases continuously

    摘要分析了雲南省大理白族自治州漾濞江流和文山壯族苗族自治州盤龍河流的河流懸沙的持續變化狀況,結果表明:漾濞江流河流懸沙逐年減少,而盤龍河流卻一直在攀升。
  20. A manual technique of altering the dot size on halftone films to correct colors or adjust the hues of individual tonal areas

    中義改變半色調底片上的網點大小以修正色彩或調整單一濃度域的色相。
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