積數指數 的英文怎麼說
中文拼音 [jīshǔzhǐshǔ]
積數指數
英文
integral mean value theorem-
It is the intent herein to indicate the accumulation of empirical data.
在這里試圖指出與累積試驗數據有關的問題。For this purpos, from the point of the log geology, aimed at the actuality of the current fractured reservoir log geology interpretation and evaluation, based on synthetical analysis of the current domestic and foreign fruit of fractal dimension investigation of reservoir fracture, using the method and technique of fractal dimension, through the further discussion of the fractal dimension characteristics of m index and n index in the log interpretation archie model in a sample way and through the theoretic reasoning to the fractal dimension dfa and m index of fractured reservoir interval ' s log curve, according to the geophysical signification of the fractal dimension dfa of fractured reservoir interval ' s log curve shape : the more complicated the change of the curve shape is, the larger the its dfa value is, then the more complicated space structure of fracture and pore, then the higher value of m index of space structure of fracture and pore, and so on, the text propounds an improved method, based on box dimension, of covering log curve with scale grid, and by programming computes the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, then further puts this technique into application investigation, and makes analysis of application effects in the reservoirs located in l area of qx oil field from three aspects : 1. the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, which are derived from computing, is used to identify reservoir type by crossplotting m index with the product df _ acrt of fractal dimension of acoustical wave log curve and restivity log curve and by experiential discriminance plate of reservoir type in l area of qx oil field
因此,對該區裂縫性儲集層的類型識別、孔滲特徵的測井地質解釋以及儲層裂縫的發育和分佈規律進行深入的研究便成為本文研究的出發點。為此,本文從測井地質的角度,針對當前裂縫性儲層測井地質解釋與評價的現狀,在綜合分析當前國內外儲層裂縫的分形分維研究成果的基礎上,利用分形分維方法和技術,通過對archie測井解釋模型中的m指數、 n指數的分形分維特性的深入淺出的論述以及裂縫性儲層段測井曲線分維d _ ( fa )與m指數的理論推導,根據裂縫性儲層測井曲線形態分維值的地球物理意義? ?曲線變化越復雜,則其分維值d _ ( fa )越大、裂縫孔隙空間結構越復雜、裂縫孔隙空間結構指數m值越高等特徵,提出了改進的基於盒維數的測井曲線網格覆蓋法,編程計算了裂縫性儲層段常規測井曲線(如聲波和電阻率曲線)上分形分維值及其m指數值,進而從以下三個方面對qx油田l區塊的裂縫油藏進行應用研究,效果十分理想: 1將計算得到的可變的m指數與聲波和電阻率分維之積df _ acrt進行交繪,採用儲層分維值分類技術統計分析這些參數變化的規律,並結合qx油田l區塊儲層類型經驗判別圖版,從而實現qx油田l區塊下白堊統的裂縫性儲層的類型識別。The study investigated aboveground growths of caragana korshinskii and artemisia ordosica planted in four modes, revealing that in different planting modes their densities, heights and canopy width and biomasses remained unchanged or tended to decrease slightly ; the young shoots of a. ordosica annually grew in a s - shaped cure and the young shoots of c. korshinskii grew fast in spring and grew slowly or cease to grow from july on ; the biomasses and leaf area indexes of c. korshinskii and a. ordosica annually varied in a double peak curve and there were 8 annual plants that invaded in the four planting modes and formed higher coverage ; the quadrat with only a. ordoska appeared to have obviously lower coverage and biomass that the other three quadrats
摘要對騰格里沙漠東南緣2種人工植被檸條和油篙在4種配置方式下地上部分的生長動態進行了研究,結果表明:不同配置方式下它們的密度、高度、冠幅和生物量基本不變或略微呈下降趨勢;油篙新梢的年生長動態呈s型曲線,檸條新梢春季生長速度較快, 7月份以後生長速度緩慢或基本停止生長;檸條、油篙地上生物量和葉面積指數的年變化均表現為雙峰型, 4種配置方式下共有8種1年生植物人侵,並具有較高的植被蓋度;同其它3個樣地相比,純油篙樣地1年生植物的密度、蓋度和生物量明顯偏低。Through the analysis on the discrepancy between the indexes of land use and landscape structure of both the periods, the change of the eco - environment caused by the causations of both the nature and the human activities is pointed out that the total area of the studying region is somewhat reduced ; the alkali - saline land therein is utilized for fishery breeding ; a part of the unused land and water area are basified ; the sorts of landscape are rich and uniform and serious fragmentations are locally occurred
通過分析兩期土地利用及景觀結構指數之間的差異性,指出由自然和人為原因引起的生態環境的變化:研究區總面積有所減少,鹽堿地改良後用于了魚蝦養殖,部分未利用地和水域鹽堿化,區域景觀類型豐富且均勻,局部破碎嚴重。The response of canopy reflectance spectru
棉花葉面積指數冠層反射率光譜響應及其反演Methods : we have divided the 636 molars ( without dental caries or pathological changes of root ) collected in school of forensic medicine and stomatological hospital in shanxi medicine university into four groups : maxl, max2, manl, man2, and selected 5 indexes closely related to changes of dental age ( dental attrition, contact area, the index of dentine marrow cavity, the thickness of cementum of root, the diaphaneity of dentine of root ), and proposed the grading standard and scoring standard date processing and statistical analysis after measuring the teeth of the four groups
方法:從山西醫科大學法醫學院及口腔醫院收集的636磨牙(無齲壞、無根尖病變)分為max1 、 max2 、 man1 、 man2四組,根據牙齒的增齡變化特點,篩選了5個與牙齡變化密切相關的指標(牙齒的磨耗、接觸區面積、牙本質髓室指數、根尖牙骨質的厚度、根尖牙本質透明) ,提出了指標的分級標準和評分標準,對各組的牙齒測量后進行數據處理和統計分析。Results : all the five indexes ( dental attrition, contact area, the index of dentine marrow cavity, the thickness of cementum of root, the diaphaneity of dentine of root ) revealed a highly interrelated relationship with age. regression height was significant when the multiple regression equation, which was formulated with these five indexes and age and used to judge the age was statistically analyzed
結果:牙齒的磨耗、接觸區面積、牙本質髓室指數、根尖牙骨質的厚度、根尖牙本質透明均反映出與年齡高度相關關系,用這5個指標與年齡所建立的判別年齡的多元回歸方程經統計學分析,回歸高度顯著。The growth and development of the ratooning buds of the combinations with slow decreasing speed of lai during the filling period and high dry matter accumulation in culm and sheath after the milky stage were quick
灌漿期間葉面積指數下降緩慢,乳熟期后莖鞘干物質再積累量高的組合再生芽發育快。Structural area of the residence is to point to form a building to bearing coefficient, the area that the component part place such as mound of the wall of each component, column, wall and partition occupies disjunctive plane
住宅的結構面積是指構成房屋承重系數,分隔平面各組成部分的墻、柱、墻墩以及隔斷等構件所佔的面積。On his fingertips joe has thousands of sensory nerve endings per square inch.
在喬的手指尖上,每平方英寸的面積內有數以千計的感覺神經末梢。The estimation methods of water requirement, and determination of basal crop coefficient and soil evaporation coefficient under the controlled alternative furrow irrigation in summer maize were studied and verified in the fifth chapter
( 4 )夏玉米田棵間土壤蒸發主要發生在灌后幾天表層土壤比較濕潤的時期內,其中表層土壤含水率和葉面積指數是影響土面蒸發的兩個基本因素。The main factors affecting the precipitation in the first stage of rainy season in fujian province are pacific sst in preceding june, the western pacific subtropical high area index in preceding may, the asia polar vortex area index in preceding september, the eurasian meridional circulation index in preceding april to june, the 500hpa height in northwest asia in preceding spring. the main factors affecting the precipitation in the second stage of rainy season in fujian province are pacific sst in preceding july and august, the northern hemisphere polar vortex area index in january in same term, the pacific polar vortex intensity index in preceding september, the 500hpa height in south europe in preceding summer
( 2 )影響福建省前汛期的主要因子有:前期6月太平洋海溫場、前期5月西太平洋副高面積指數、前期9月亞洲區極渦面積指數、前期4 - 6月歐亞徑向環流指數和前期春季亞洲西北部500hpa高度場;影響后汛期的主要因子有:前期7月太平洋海溫場、前期8月太平洋海溫場、同期1月北半球極渦面積指數、前期9月太平洋區極渦強度指數和前期夏季歐洲南部500hpa高度場。The results indicate that ( 1 ) land production is on the basic development level, the restrictive factors of land production are the ratio of land production, product of crop, the area of medium and low production, multiple crop index
研究結果表明:土地生產力處于基本可持續發展階段。土地生產率、公頃糧食產量、中低產田的面積、復種指數等對土地生產力的持續發展起限製作用;資源環境保護從初步可持續發展到基本可持續階段。Based on the cultivated land fertility, according to grain yield, the planting coverage, the ratio of the grain crops to industrial crops and multiple crop index, the cultivated land population carrying capacity in 2010 and 2030 at the different population increasing modes were attained by predicting and analysing the food produce and the cultivated land carrying capacity
摘要以耕地地力為基礎,根據糧食單產、種植面積、糧經比和復種指數對河南省糧食產量和耕地資源承載力進行了預測和分析,得出不同人口增長模式下的河南省2010年和2030年耕地資源人口承載力。Normalized leaf area index model for summer maize
夏玉米葉面積指數增長模型的研究The shape index tends to increase with growth of the patch area. the shape indices of the forest and the farm landscape between 1. 10 and 1. 30 and the shapes of them are close to rotundity. however, the shape indices of the herbage and the shrub landscape of temperate zone between 1. 30 and 3. 00 and the shapes of them are long and narrow
五臺山地區的斑塊形狀指數隨著斑塊面積的增加有逐漸增大的趨勢,該地區各類景觀要素中,各類森林景觀和農田景觀的斑塊形狀指數大多在1 . 10 1 . 30 ,其斑塊的形狀較接近於?形(即緊密型形狀) ;而溫帶灌叢景觀、溫帶草原及灌草叢景觀和山地草甸景觀的斑塊形狀指數大多在1 . 30 3 . 00 ,這幾類景觀要素的斑塊由於面積較大,大多以狹長為主(即鬆散型形狀) 。Global left entricular function and remodeling was assessed using ejection fraction, end systolic olume, and sphericity index
採用射血分數、收縮末期容積和弧形指數(請專家指正評價左心室功能和結構重構。Index of geoaccumulation ; taizi river ; sediment ; heavy metal pollution
地積累指數太子河沉積物重金屬污染Based on the nonlinear paraxial equation and b - t theory, a differential equation, which describes the small - scale self - focusing in gain ( loss ) media has been derived. the change rule of the maximal gain frequency, cutoff frequency and integral exponential gain have been analyzed approximately
我們首先從非線性近軸波方程出發,基於b - t理論的思想,在考慮了介質的增益(損耗)特性的情況下,推導得出了小尺度自聚焦所滿足的微分方程,並通過近似方法分析了最大增長頻率、截止空間頻率及積分指數增益等的變化規律。The application of the index of geoaccumulation to evaluate heavy metal pollution in sediments in the benxi section of the taizi river
應用地積累指數法評價太子河沉積物中重金屬污染應用地積累指數法評價太子河沉積物中重金屬污染分享友人