density change 中文意思是什麼
density change
解釋
密度變化-
In this paper, based on land use maps of 1976, 1988, 2003, which were interpreted from the landsat mss / tm / etm imageries, and the map of main road, with the buffer analysis tool in arcgis 8, we studied the land use and land cover change on the two sides of the main roads in xishuangbanna, then we studied the impact of population density and the topographic factor on road effects. during the study both the comprehensive land use dynamic degree model and the land use degree comprehensive index model are taken into account, we put forward a compensatory model ? “ amendatory comprehensive land use dynamic degree model ”
由於人類活動干擾強度加大，公路效應深度不斷擴展， 1976年為5km ， 1988年為7km ， 2003年達到11km ;受自然、社會條件的影響，不同路段的公路效應存在較大差異，甚至同一路段兩側效應也各不相同。 1976年至2003年，距公路不同距離范圍內的人口密度都在增加，且距離公路越近，人口數量密度越大、增長越快，人口分布有向公路兩側聚集的趨勢。選取人口密度為大、中、小三個樣區分別分析公路效應的范圍表明，人口密度 -
Based on the diopter status of myopia and hypermetropia, the paper presented the principle of excimer laser refractive surgery, the change of impacting cornea curvature on the cornea diopter. in this chapter, we also discussed excimer laser - corneal tissue interactions and photoablation. determine the relationship between the fluence of arf excimer laser and the cornea ablation rate, attain the relationship between the energy density and the ablation depth
研究了激光與生物組織相互作用、光蝕作用及準分子激光消融角膜的機理；首次定量研究193nm準分子激光高斯光束的切削量與能量密度的關系，計算單個激光脈沖角膜切削量；發現了角膜曲率對切削效果的影響，首次提出了角膜曲率半徑、切削位置與切削深度的關系；首次定量確定了激光光斑參數及其排列方式對術后角膜表面粗糙度的影響，為更精確實現角膜切削和提高切削后角膜表面光潔度、減少手術后角膜渾濁及角膜表面術后不規則提供了理論依據。 -
In many lakes in summer that is a warm low - density layer ( epilimnion ) lying above a colder denser layer ( the hypolimnion ), the zone of rapid temperature change between the two layers being celled the thermocline
夏季，多數湖中溫暖的低密度水層（湖面溫水層）在寒冷的較高密度水層（湖底凈水層）之上，中間夾有溫度改變較快的水層（變溫層） 。 -
In this research, the plant esterase of wheat and - ethanoic acid naphthalene ester were taken as materials to inspect the relation between the wheat esterase and the organic phosphorus, ten linearity equations were established which expressed the esterase vigor and the organic phosphorus density logarithm with the change of the numerical value of ultraviolet resorption, and the monotony range and the extremum of the function were confirmed
摘要本研究以小麥為植物酯酶的酶源， -乙酸萘酯為底物，考察了小麥酯酶與有機磷農藥之間作用的關系，建立了10個以吸光值變化表示的酶活性與有機磷農藥濃度對數之間的線性方程，並確定了函數的單調區間和極值。 -
The results show that : the main driving forces of arable land change of shouguang county are the per capita income, the ratio of the pasture output value, the ratio of the cropping output values and the ratio of agricultural labor force proportion ; the main driving forces of arable land change of quzhou county are the variation of grain yield per unit area, the ratio of the pasture output value, the ratio of the cropping output values, the ratio of grain field areas and the population density
結果表明：壽光市耕地變化的主導驅動力包括人均收入、牧業總產值比例、種植業總產值比例和農林牧漁業勞動力；曲周縣耕地變化的主導驅動力包括糧食單產、牧業總產值比例、種植業總產值比例、糧田面積佔耕地面積比例和人口密度。在此基礎上，揭示縣域尺度上耕地變化的驅動機制，並為進一步進行土地利用覆蓋變化研究積累方法和經驗。 -
It is found that mld based on a temperature change from the ocean surface of 0. 5 degree celsius is deeper, especially from jan. to apr., while mld based on a variable density change from the ocean surface with a temperature change of 0. 5 degree celsius is shallower
分析表明，基於溫度階躍0 . 5得到的mld較深，尤其在1 4月，這可能主要是因為沒考慮mld此時受到的鹽度變化的影響；基於溫差為0 . 5對應的密度定義的mld最淺。 -
This dissipation process limits the maximum surface change density on a planar surface to 30μc/.
這種耗散作用限制著物體平面的最大表面電荷密度為30c。 -
At last, the thesis have researched urbanization trend from these aspects of migration of population, change of population density, layer distribution of urbanization as well as development and division of satellite towns
最後文章從人口遷移、人口密度變化、城市化圈層分佈和衛星城鎮的發展及分工等方面對人口城市化趨勢進行了探討。 -
Special features for copying inputting originals auto paper select, auto scaling select, vertical horizontal independent anemographic magnification, final scale adjustment, copy density adjustment 7 degrees, scan start position adjustment, and copy position adjustment, top bottom bottom margin setting, mirror image, trimming, negative positive inversion, header, reference input, rotate image, sharpness, contrast, additional copy, scanning speed change
自動用紙選擇，自動倍率選擇，縱向或橫向獨立縮放，倍率微調，復印濃度調整，掃描起始位置選擇，復印位置選擇，前後端空白選擇，消除框線，鏡像，正負片反轉，頁眉，參照列印，畫面偏轉，明兩度，對比度，追加復印，掃描速度選擇，電子分頁可選配置 -
Change of forearm bone mineral density in mid - aged and elderly people and its impact factors
中老年人前臂骨密度變化及其影響因素分析 -
Deviation in the immobilized antibody density is relatively high even with a minute change in experimental conditions, and the amount of detection antibody can be accurately controlled by transferring a metered volume ( 8 )
盡管在實驗條件下只有很小改變，固定抗體的濃度偏差也會相對較高，而檢測抗體的量就能通過移取量好的體積來精確控制。 -
Does sperm density change so often
男人的精子密度會經常變化嗎 -
Ict can clearly, directly and accurately show us the structure, density change, character of a absence, position and size of measured profile by computer image
工業ct能以計算機圖象的形式，清晰、直觀、準確地呈現被測物體斷面內部的結構、密度變化以及缺陷的性質、位置及大小。 -
To find the parameters of preparation and annealing process associated with the best electrochromic properties of these films, following researches and experiments were carried out : to compare the visible light transmittance of the colored state with bleaching state of the electrochromic films which were annealed at different temperatures and for different duration, to count the dynamic optical density change, and to test the i - v relations of these films " electrochromic cycles and their colored / bleaching response time
對經過不同熱處理溫度和不同熱處理持續時間得到的薄膜樣品的著色褪色可見光范圍內透射光譜的比較，計算薄膜動態光密度變化量的大小，測試薄膜著色褪色循環伏-安關系以及薄膜著色褪色響應時間的快慢，尋求到薄膜呈現最佳電致變色性能時所對應的制備參數與熱處理參數。 -
Simulation is used to analysis the tendency of congestion equilibrium and the tendency of congestion level with density change
用數值模擬的方法分析擁擠度隨車流密度的變化趨勢，及擁擠平衡的變化趨勢。 -
In order to integrally interpret the modern geodetic data, on the basis of available works, we put forward the basic concept of the coupling movement between the crustal deformation and density change, analyze the theory of coupling movement, and derive a general strict formula of time - varying gravity caused by the coupling movement
摘要為整體解釋現代大地測量數據，提出了地殼變形與密度變化耦合運動的基本思想；分析了地殼變形與密度變化耦合運動的基本理論；導出了由地殼形變與密度變化耦合運動引起的重力時間變化一般嚴格公式。 -
4. finally, the investigation of wave propagation characteristic in round waveguide filled uniformity plasma periodically magnetized is done, by numerical calculation, to analyze the effect on the propagation characteristic when additional magnetic field amplitude, background magnetic field and plasma density change
4 .研究了電磁波在填充周期磁化均勻等離子體金屬圓波導中的傳輸特性，推導出該周期慢波結構的色散方程，通過數值計算，繪出了色散曲線圖 -
Abstract : through leaching test about pollutant from fly ash in different media, we get the conclusions of some pollutants. on the basis of the above, this paper gives two mathematical models of density change about pollutant from fly ash in underground water
文摘:通過對不同介質條件下粉煤灰中污染離子的淋釋實驗，得出一些離子淋釋規律，在此基礎上，對粉煤灰中淋釋污染離子在地下水中的濃度變化從理論上給出兩種數學模型。 -
3. more, the investigation of wave propagation characteristic in round waveguide filled periodically changeful plasma in density is done, by numerical calculation, to analyze the effect on the propagation characteristic when background plasma density and the amplitude of plasma density change
3 .研究了電磁波在填充密度周期變化等離子體金屬圓波導中的傳輸特性，通過數值計算分些了不同等離子體密度和背景密度情況下對波的傳播特性的影響 -
Density change method
密度變化測定法
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