水中照度 的英文怎麼說
中文拼音 [shuǐzhōngzhàodù]
水中照度
英文
underwater illumination-
Material and methods normal rats of male sd were divided into young, adult, and aging groups. preparation of samples for light microscopy : animals were anesthetized by peritoneal injection of 6 % chloral hydrate ( 0. 5ml / 100g body weight ). perfusion and fixation of animals were carried out by a common procedure : 37 normal saline 50 - 100 ml and then 4 % paraformaldehyde pbs 100 - 400ml were perfused through the left ventricle of the heart, the whole procedure was lasted for about somin. the entire brain was dissected out and dipped in the fixative solution for 12h at 4. brain pieces targeted were choosen and then passed the graded alcohols for dehydration, dipping into paraffin for embeding, and reshaping the pieces
2 ）磷酸緩沖液100400m ， 30分鐘灌注完畢，取出整腦，在上述固定劑oc ）內后固定12小時。切取觀察部位腦塊，然後，進行梯度酒精脫水，浸蠟，包埋，修塊，石蠟連續切片（德國leica石蠟切片機人切片厚度still ， zlllll ，蛋自甘油載片撈片， 60c烤箱過夜，二甲苯脫蠟，梯度酒精置換，浸水， h六染色，梯度酒精脫水，二甲苯透明，中性樹脂封片。室溫風干后，顯微鏡觀片， olympus萬能顯微鏡照相。In recent years, the water - saving and control irrigation technique of rice has diverted from plot experimental and demonstration to lare scale. and has got remarkable economic and social benefits. amed at the characteristics of this irrigation area, optimal selection for water - saving techniques of rice, deciding the amout of leaching water and irrigation modles, investigating the adaptability of the water - saving and control irrigation technique in saline land. studying the increase in production mechanism of the technique are important to extend the technique, to better and develop saline land as well as slick spots. according to the results of field experiments, optimization study was conducted on the water - saving irrigation technique of rice in saline land, the effects of different water - saving irrigation techniques on the physiological indexes and yield of rice were systematically analyzed. by using mutiplepurpose fuzzy optimization method, better. water - saving irrigation technique was selector out, that is. the control irrigation technique in rice. the mechanism of it was analyzed from the aspect of the physiological and ecological saving water of rice to provide the implemental process and technical point ; throgh the quantitive analysis and comparision on control irrigation and control class ( flood irrigation ), high production and quality mechanism of the technique was analyzed in terms of physiology indexes of rice, the variation of soil moisture, the pest resistance and the lodge resistance, the change of soil temperature in paddy fields. the yield constitutive factors, the quality of rice and so on. in saline land. control irrigation and intermittent leaching modles were adopted to validate the adaptability of the technique in irrigation of rice in saline land, to analyze rice ' s physiological - ecological indexes and the change of soil salt content under the conditions of control irrigation leaching of rice and and to provide control irrigation and combined modle of intermittent leaching to adapt to different conditions
本文從試驗及試驗資料入手，取得以下主要成果和結論：對鹽堿地水稻節水灌溉技術進行優化研究，系統地分析了不同節水灌溉技術對水稻生理指標及產量的影響，採用了多目標模糊優化的方法，對灌水技術進行綜合評判，優選了節水灌溉技術，論證該地區宜採用水稻控制灌溉技術；闡述控灌技術通過調節和控制水稻的需水規律，降低水稻高產情況下的無效水量消耗，從水稻生理、生態節水兩方面分析了控灌技術節水機理，針對性地總結出水稻各生育期實施節水控灌技術的步驟及技術要點；通過控灌與淹灌的定量對照比較，從根系、莖蘗、冠層葉片及綠葉動態到株高，土壤水分變化，抗病蟲害、抗倒伏能力，稻田土溫變化，產量構成因素及稻米品質等諸多方面進行動態比較，分析控灌技術高產優質機理；在鹽堿稻地採用控制灌溉+間歇淋洗模式，跟蹤測試田間水鹽變化狀況，驗證控制灌溉技術在鹽堿地區水稻灌溉中應用的適應性，通過分析水稻控制灌溉淋洗條件下水稻生理生態指標，提出優化控制灌溉+間歇淋洗組合模式，為進一步在高礦化度地區試驗水稻控灌技術奠定基礎。The investigation of a lot of parameters about treated sandstone, brick materials and earthen materials with fluorited polymers has been carried out, such as the formation of polymer, the penetration depth, porosity, capillary absorption and penetration coefficient, water uptake, compressive strength, drilling resistance, absorption isotherms of water vapor, water vapor diffusion, color changes as well as resistance to desegregation of water, frizzing - throwing cycles, worming - cooling cycles, and so on. in addition, the influence of salt crystallization, acid and base, and uv aging have also been assessed in order to better understand the protection effects and utilization possibility of two fluorinated polymers, mainly according to astm standard and the combination of international methods together with general technological
分別以國家級文物保護單位的土質、砂巖和磚材文物樣品為對象，依據astm標準及國際通用文物保護研究方法與評估準則相結合，通過膠化物形成周期、滲透深度、孔隙度、毛細吸水和滲透系數、持水量、抗壓強度、抗鉆強度、吸附水蒸氣的能力、透氣性、外觀顏色等系列參數的測定，及凍融、冷熱循環、酸堿腐蝕后抗壓強度的衰減、可溶鹽對保護效果的影響、酸堿及光照對表面保護效果的影響，對兩種含氟聚合物及其與有機硅的共混物在文物加固保護和表面防護中的可行性和保護效果給予了系統研究。Rich variety of natural climate, dry and rainless, irrigated by the melt water of tianshan mountain ' s ice and snow, sufficient sunlight, significant temperature gap between day and night, suitable for growth and cultivation of different types of wine grape, few disease and pest, high grape sugar contents level, moderate acid level, good color and luster, ideal material for producing top grade green food wine
自然氣候類型多樣，乾旱少雨，天山冰雪融水灌溉，光照充足，晝夜溫差大，適宜酒葡萄不同品種的生長發育，病蟲害少，葡萄果粒含糖量高，酸度適中、色澤好，是生產綠色食品高檔葡萄酒的理想原料。If we can find a way to artificially enhance the adsorption of activated carbon, its benefits on economy and environment will be considerable. it is the aim of this work to investigate electrosorption of chloroform in water on granular activated carbon. the potentials on working electrode are controlled by potentiostat and the concentration of chloroform is measured by headspace gas chromatography
實驗用恆電位儀作控制電源，調節工作電極電位（相對于參比電極電位）來控制加在活性炭上的電場，用頂空進樣法測定水中氯仿的剩餘濃度，參照方法與依據都是國家標準方法或國外先進方法。Bs of different dosages simultaneously inoculated rabbit with inactivated vaccines of rabbit hemorrhagic disease virus ( rhdv ). the hi liters of antibody against rdhv induced by rdhv inactivated vaccine in the group of high dosage bursin are higher than control group about 2 - 3 liters averagely. and the result of t - lymphocyte transformation assay shows that the bursin can temporarily enhance the t - lymphocyte transformation. the results of effects of bursin on body weight gain and feed conversion ration in rabbits show that bs can increase growth of mammal. the effect of bursin has a relation to its dosage, but has no ralation to the difference of interspecies and the method which come into the body
試驗中還發現， bs對雞體有一定的增重作用從而提高了飼料報酬。將不同劑量bs與兔瘟滅活苗同時免疫家兔，高劑量的dbs 、 cbs組可使兔瘟hi抗體水平較免疫對照組提高2 - 3個滴度。 t -淋巴細胞轉化試驗表明： bs可短暫促進t -淋巴細胞的活化。Creep analysis methods of high - rise buildings and large span buildings can only refer to creep coefficient method in bridge engineering or the method of degree of creep in hydraulic construction engineering under the present experiment conditions. in this paper, the incremental expressions of concrete creep and shrinkage strain when the initial computational age is not the same as the loading age are derived and corrected from the concept of concrete creep coefficient and the mean value theorem of integral and the principle of superposition. the differences of efficiency and accuracy of creep analysis between the finite element method with creep coefficient and the initial stress method with degree of creep are presented. this paper suggests that engineers should use the initial stress method with degree of creep to estimate the influences of creep on high - rise buildings and large span buildings on the basis of conceptual design
基於現有的試驗資料，高層及大跨度民用建築的徐變分析只能參照橋梁結構中的徐變系數方法或水工結構中的徐變度方法進行.從徐變系數的定義出發，利用積分中值定理和疊加原理，推導並修正了加載齡期與起算齡期不同時徐變收縮應變增量的表達式，對比了應用徐變系數分析徐變的有限元法和應用徐變度分析徐變的初應變法在效率和精度上的差別，並建議應從概念設計的角度出發，採用徐變度的初應變法來估算徐變對高層及大跨度民用建築的影響Abstract : creep analysis methods of high - rise buildings and large span buildings can only refer to creep coefficient method in bridge engineering or the method of degree of creep in hydraulic construction engineering under the present experiment conditions. in this paper, the incremental expressions of concrete creep and shrinkage strain when the initial computational age is not the same as the loading age are derived and corrected from the concept of concrete creep coefficient and the mean value theorem of integral and the principle of superposition. the differences of efficiency and accuracy of creep analysis between the finite element method with creep coefficient and the initial stress method with degree of creep are presented. this paper suggests that engineers should use the initial stress method with degree of creep to estimate the influences of creep on high - rise buildings and large span buildings on the basis of conceptual design
文摘:基於現有的試驗資料，高層及大跨度民用建築的徐變分析只能參照橋梁結構中的徐變系數方法或水工結構中的徐變度方法進行.從徐變系數的定義出發，利用積分中值定理和疊加原理，推導並修正了加載齡期與起算齡期不同時徐變收縮應變增量的表達式，對比了應用徐變系數分析徐變的有限元法和應用徐變度分析徐變的初應變法在效率和精度上的差別，並建議應從概念設計的角度出發，採用徐變度的初應變法來估算徐變對高層及大跨度民用建築的影響We adjust the strength of embedded watermark in according to the visual model in the ridgelet domain. experimental results show that our algorithm is very effective. performance improvement is obtained
論文根據小脊變換域中的視覺模型，按照小脊變換域中計算出水印嵌入強度的權重，用擴頻的方法來嵌入水印信息。Under the scheme, vessels involved in commercial fishing will require a fishing licence, which would allow fishing effort to be controlled in the majority of hong kong waters i. e. outside special areas such as marine parks
這項制度規定所有進行商業捕魚活動的船隻必須申請捕魚牌照，以便政府管制在香港大部份水域中即除海岸公園等特殊地區以外的水域進行的捕魚活動。To gain a higher precision of retrieval, the method of pixel information decomposition is introduced in. the method is to divide ground objects correspond to a pixel in to several basic components : soil, vegetation, moisture, water, and ice, and then, using remote sensing data, calculate the contents of every components according to the model by which the component ' s spectrum compose
為獲得較高的反演精度，採取象元組分信息分解的方法，將象元對應地物分解為土壤、植被、水分、水體、雪被等基本組分，然後根據這些組分的光譜組合模型用遙感數據計算象元中各組分含量，再根據組分含量反演半球反射率和反照率。Dominant concentration of ck group and trees sprayed with low concentration of " kky " ( 600 times, 700 times ) indicated the following change trend of high - low - high, while the application of high concentration showed the reverse tendency of low - high - low, and diversity level of ck and low concentration significantly exceeded that of high concentration
結果表明，時照株及低濃度噴施株（ 600倍、 700倍）的優勢集中性表現為高低高變化；高濃度噴施株表現相反趨勢，為低高低；多樣性水平低濃度噴施株高於高濃度噴施株。With orthogonal polynomial the relationship between middle - season rice yield and meteorological factors ( air - temperature, precipitation, sunshine - time ) during ear differentiation, heading and seeding stage of middle - season rice over the years in jingzhou city was analysed
採用正交多項式法分析了荊州市歷年中稻稻穗分化期和抽穗結實期的氣象條件（溫度、降水、日照時間）與中稻產量的關系。During the process, the follwing task must be done : ( 1 ) desulphur ( 2 ) temperature control ( 3 ) the fine adjust of chemic analysis ( 4 ) making the steel more clear ( 5 ) slag making in order to implement the following main function, the lf process computer system should be designed : ( 1 ) to dynamic plan lf process according to recived heat schedule
Lf爐（ ladlefurnace ）即鋼包精煉爐，是鋼鐵生產中主要的爐外精煉設備。它的主要任務是：脫硫溫度調節精確的成分微調改善鋼水純凈度造渣在lf爐生產中建立過程式控制制計算機系統，主要用來解決以下問題：實時接收生產計劃，按照計劃動態組織生產。Based on the research and model test, the head loss of flap valves is analyzed by both mathematical physics method and the equation of criterion, and the impulsive force and open angle of flap valve are researched. the flap valve approximate - calculation method is the emphases in this paper. the design methods and using effect of air - filled floating flap valve are studied in the paper by combining with engineering example
在總結前人研究的基礎上，對照試驗結果，通過數理解析和準則方程分析了拍門水頭損失，研究了拍門水流沖力的求解和拍門開啟角度的求解，著重研究分析了拍門近似計算方法，分析拍門在水中的運動規律，並結合工程實例，研究探討充氣浮箱式拍門的配重方法及其使用效果，為今後開拓充氣浮箱式拍門的運用領域作些探討研究。This algorithm is based on the texture feature of the characters on a license plate. firstly, the long horizontal lines with small change in gray level in a car image are removed. secondly, small areas are got rid of, then an analysis of the geometric features of the connected areas and the number of inner pixels and pixels on its edge is made, and with the help of the geometric features and the projected features of car license plate, the license plate area is found out
提出了一種基於字元紋理特徵的汽車牌照自動定位演算法；該演算法結合牌照區字元的紋理特徵，首先將汽車圖像中灰度值變化平緩的長水平線去掉，之後將小的區域去除，然後對留下的連通區域的幾何特性、內部象素個數、邊緣象素個數等信息進行分析，結合牌照的幾何特徵和投影特徵，找出真正的牌照區域。3. the exposure time and recovery time of the optode membrane are 5s and 25s respectively. the reversibility of the fluorescence signal was evaluated by alternate measurements in air saturated water and nitrogen - purged water. the relative standard deviation
與標準法相對照，用本儀器系統測定了不同鹽度的人工海水中的溶解氧濃度，兩種方法在不同濃度水平下的溶解氧測定值均無顯著性差異。In this paper, firstly, the main methods of irnaging underwater and underwatr optical imaging development history are being introduced. coilsboction, principle and working circumstance of swg - l are noted. the optical properties of sea water are described, the effect to underwater imaging is analyzed. there are two parameters in evalvating tmderwater driaging quality : underwater contrast and optical tranfe fimction. underwater light source shoud be pay more attention. estimate and measurement of underwater light value are given at the sea depth where the system working
然後對水的光學特性及其對水下成像的影響進行了理論分析，介紹了水下圖象質量評價的兩個參數即水中對比度和光學傳遞函數；對預期拍攝深度的海中照度進行了理論估算與實際測量；討論了水下目標輔助照明時應注意的問題。This kind of standard wastes too much sunlight energy, so to change the situation, many people began to study the intermediate sky. now, they had drawn some conclusions. in our country, this kind of research did not go for a long time, and we lack of large amount of data
摘要目前，由於對我國的光氣候研究時間較短，且缺乏大量、準確的觀測數據，無法得到準確而全面的晴天、陰天以及中間天空的天空亮度分佈，因而仍以陰天時的室外水平照度作為天然採光的標準。One group ( the soft water group ) of fish were exposed to the cd2 + concentration of 0. 00 mg / l 0. 06 mg / l 0. 30 mg / l1. 50 mg / l, the other group ( the hard water group ) were exposed to the same cd2 + concentration but increase the hardness of water to 16 degree ( germany degree ) by add calcium chloride into the solution
實驗中將草魚置於鎘濃度分別為0 . 06mg l 、 0 . 3mg l 、 1 . 5mg l的水溶液中，每個梯度又分成軟水組和硬水組，同時設軟水對照和硬水對照，共8個組。軟水組為自來水，硬水組為通過向水中加入cacl _ 2 ，使其硬度為16度（德國度） 。分享友人