積算葉量 的英文怎麼說
中文拼音 [jīsuànyèliáng]
積算葉量
英文
integrated leaf amount-
In this paper, two major types, the natural vegetation and crop vegetation in luota are studied. we can gain the different distributive area by remote sensing technology, in accordance with conifer forest, broadleaf forest, thick shrub forest, shrub forest, herbs shrub forest, herbs naked rock and crop vegetation. the valuation of the output of standing trees, water conserbancy, soil conserbation to control erosion and purify the air is the main basis which is used to value the functions of the forest ecosystem of the conifer forest and broadleaf forest of luotathe result reveal that the total ecological function value of the forest which area is 1388. 8 hm2 is estimated up to 18. 36 million yuan per annum. the synthetic valuation system of luota vegetation is put forward by the valuation of per hm2 in evergreen - deciduous forest, conifer forest, conifer and broadleaf forest, broadleaf forest, scatteredtree - shrub forest, coppice - shrub forest, herbs shrub forest, econamic crop and cereal crops. the plant resources is valued according to the ornamental and green plant. lumber trees and medical plant. ornamental plant includes hosta plantaginea. lilium brownii van viridulum, spiraea cantomiensis and so on. lumber tuees includes zzzelkova schneideriana, emmenopterys henryi, catalpa fargesii and so on
本文把洛塔現存植被分為自然植被與栽培植被兩大類進行研究,通過遙感技術對現存植被按針葉林、闊葉林、密灌、灌叢、草灌、荒草裸巖、農作物植被等類型進行分佈面積的統計,在此基礎上,以林產品價值、涵養水源價值、保護土壤價值和凈化空氣價值作為估算的主要參考依據,對已成林的針葉林與闊葉林進行森林生態系統的價值估算,得出面積為1388 . 8hm ~ 2的針葉闊葉林的森林生態價值為1836 . 37萬元,參照這一生態價值量,把洛塔植被按常綠落葉林、針葉林、針闊混交林、闊葉林、疏林?灌叢、矮灌叢、荒草灌叢、經濟作物和糧食作物,以每hm ~ 2的價值量提出了洛塔植被的綜合價值體系。The work on seasonal dynamics of litter input and decomposition and the relationship between them and environmental factors was studied through the method of harvest and weight loss. soil respiration rate was measured by alkali - absorption method and the contribution from soil microorganism respiration and from root respiration was determined through trendline method of linear regression between soil respiration rate and belowground biomass. mathematical models were established between the seasonal dynamics of main components of soil total respiration including soil respiration, root respiration, soil microorganism respiration, litter respiration and environmental factors
應用收獲法和重量損失法對枯枝落葉輸入與分解的季節動態及其與環境因子的關系進行了研究;應用靜態氣室法測定了土壤總呼吸和凋落物呼吸,應用土壤呼吸量與地下生物量線性回歸趨勢線法測定了土壤微生物呼吸及根呼吸的貢獻量,運用相關分析法建立了土壤總呼吸、根呼吸、土壤微生物呼吸及其凋落物呼吸季節動態與環境因子之間的數學模型;應用灰色分析比較了兩群落土壤呼吸季節動態產生差異的原因;應用干重換演算法對土壤微生物能量積累量的季節動態進行了測定,建立了土壤微生物能量積累量與環境因子的數學模型;應用系統分析方法,利用分室模型,對兩群落枯枝落葉與微生物之間的能量流動進行了定量測定和穩定性分析。Secondly, soybeans were cultivated under different nitrogen level in nutrient solution ; the soft was used to statistics the histogram of leaf rgb color value and to calculate the leaf area. the statistics of biomass also was done. the combination of the two ways has revealed the relationship between the digitization rule of rgb and nitrogen level in leaf
第二部分在不同的供氮條件下,培養出具有典型缺氮特徵的大豆,利用診斷軟體對葉片圖像進行rgb灰度直方圖統計和葉面積的綜合計算,同時也進行生物量的統計,兩者結合揭示數字化葉片rgb特徵值與供氮水平之間的規律。The method takes advantage of bezier curve to work out a set of blade profiles of centrifugal pump, using thickening law to thicken the profiles. then the pressure and suction lines of the blade can be obtained. it takes advantage of bezier surface to create pressure and suction surface and makes use of mdt software to create the three - dimensional blade entity
首先採用速度系數法計算得到離心泵葉輪的基本參數,再由b zier曲線生成一組葉輪葉片型線,按照加厚原理對型線進行加厚,得到正背葉片線,再採用張量積b zier曲面生成葉片正背面,由mdt進行三維實體造型得到葉片,從而得到流場計算區域的模型。In chapter five to reconst ruct the three - dimensional object cubes, various deconvolution algorithms : nearest neighbor, inverse filtering and constrained iterative deconvolution are developed and applied to both computer generated and experimentally measured image cubes. the best results are obtained using an svd inverse fourier deconvolution algorithm with regularization for noise suppression
第五章為了重建三維目標立方,發展了各種去卷積演算法:最近鄰、逆濾波和帶約束的迭代去卷積,並應用到計算機產生和試驗測量的圖像立方中,最好的結果是利用具有規則抑制噪聲的svd逆傅立葉變換去卷積演算法獲得的。We encoded and optimized the filter to design the algorithm for filter. computer simulation of complete simulation has demonstrated that the new filtering technique can significantly not only reduce the width relative deviation and the area relative deviation of the image, but also improve the resolution and the focal depth. it provides directive basis for the development of the experiment and the practicability of the technology
計算機模擬結果表明,通過在非瞳孔面的適當分數傅立葉變換面上加入優化設計的位相型濾波器,可有效減小光刻圖形的線寬偏差和面積偏差,提高成像系統的解析度和焦深,為分數域濾波改善光刻圖形質量實驗的開展和這一解析度增強技術走向實用化提供了指導依據。Taking erectophile type continuous vegetation as a example, authors had done many monte carlo simulations, and established empirical analytic expressions of radiances with component temperature, soil emissivity and leaf area index. empirical analytic expressions were used to construct objective function and genetic algorithm was employed to synchronously retrieve 5 parameters, such as component temperature, soil emissivity and lai, from thermal infrared 2 channels and 2 angles data. many experiments of genetic algorithm inversion from simulated data were conducted, results show that it is very robust to retrieve component temperature using genetic algorithm ; genetic algorithm can cope with uncertainty inversion problem pretty well if full advantage of priori knowledge was taken. comparison between inversion results and ground - truth data has been done. this paper offers a new example to retrieve component temperature from multi - channel, multi - angle thermal infrared data based on the model of directionality of thermal radiance
在熱輻射方向性規律的基礎上,以喜直型連續植被為例,進行了大量的monte carlo模擬,建立了輻射亮度和組分溫度植被葉面積指數及土壤比輻射率之間的經驗函數關系。採用遺傳演算法,從熱紅外2個波段2個角度數據中,同時反演混合像元組分溫度土壤比輻射率和葉面積指數等5個參數。通過對模擬的觀測數據進行大量的遺傳演算法反演試驗,結果表明,遺傳演算法反演組分溫度非常穩健,在寬松的先驗知識條件下,遺傳演算法可以解決不確定性反演問題。In chapter three, the momentum integral equations and their solutions of two - phase fluids in boundary layer are given and the no - disturbance solutions on the surface of vane are required. leading into the disturbance factor of no - dimension and thickness coefficient ks in boundary layer, the numerical method of finite approximation is used to calculate the boundary layer
第三章給出了固液兩相流泵的邊界層動量積分方程及其解的一般表達式,並得到葉片表面的無擾動解;引入了無量綱擾動因子及邊界層厚度系數k _ ,給出了用於邊界層計算的有限次逼近的計算方法。In this paper a set of softwar e is made including four modules such as image - processing mould based on computer vision. an equipment for measuring area of live leaves is developed. they can be used to measure and analyses all green leaves
論文應用計算機視覺理論和方法開發了一套包含測量葉面積的圖像採集和調整模塊、圖像處理模塊、葉面積數據庫模塊、葉面積曲線圖顯示和分析模塊的軟體系統,設計實現了既可用於採摘的葉片又可用於活體原位葉面積測量的硬體系統。分享友人