鹽分梯度 的英文怎麼說
中文拼音 [yánfēntīdù]
鹽分梯度
英文
salinity gradient-
For this reason, to analyze the spatial and temporal dynamic of ground water table and water quality beneath the typical phytocommunity in particular areas, will be helpful to probe into the dynamic formation of soil moisture and salinity, and to understand the spatial variation of vegetation
因此，分析區域內典型植物群落的地下水水位、水質在時空上的動態變化，有助於探討土壤水鹽動態變化的形成條件，揭示植被在空間上梯度變化的原因。In addition, similar analyses on soil water and salt characteristics in insufficient trickle irrigation were conducted. all these laid foundation for studying and analyzing the same problems in temperature fields
此外，對滴灌非充分供水入滲過程的水鹽變化規律做了類似的分析，從而為考慮溫度梯度作用下的同類問題研究與分析打下基礎。In this paper, kandelia candel ( l. ) druce hypocotyls were cultivated in sand and treated with 15 % seawater for 60 days under laboratory conditions. the influence of increasing concentrations of napthalene and pyrene ( 0, 0. 1, 1 and 10mg / l ) on hypocotyl germination and growth, photosynthesis metabolism, water metabolism and membrane protection system were observed to inquire into the ecophysiological responses of mangrove k. candel to pahs phytotoxicity. moreover, the concentration and distribution of parent polycyclic aromatic hydrocarbons ( pah ' s ) in surface sediment, underground root and leaf residue of mangroves in jiulong river estuary ( fugong, north and south shores of haimen island, baijiao ), neighbouring xiamen western harbour ( dong islet ) and dongzui harbour ( fenglin ) were examined
在實驗室條件下，分別以0 . 1 、 1和10mg l的萘（ nap ）和芘（ pyr ） 3個梯度濃度組級砂基培養秋茄（ kandeliacandel （ l . ） druce ）幼苗，培養基鹽度15 ，培養期60d ，以不加pahs為對照，分析了nap和pyr對紅樹植物秋茄幼苗的生長、光合代謝、水分代謝以及膜保護系統的影響，探討pahs對紅樹植物秋茄的的生理生態效應及植物性毒害（ phytotoxicity ）的機理。( 5 ) based on 1 - d horizontal tests for coupled movement of soil water, salt and heat transfer, theoretical analyses on the influence of temperature gradient on soil water and salt movement were conducted
西安理工大學博士學位論文（ 5 ）根據水平一維土壤水鹽熱耦合遷移試驗，分析了溫度勢梯度對水鹽運動影響的機理。The research include : 1 ) measuring co2 concentration in the soil air and vegetation air by using co2 measuring instruments ; 2 ) measuring the releasing rate of co2 coming from soil surface by using alkaline absorbing method ; 3 ) measuring the hydrochemical indexes of soil water. the research results are as follows : ( 1 ) the author has made field observation of depth distribution of soil air co2 in the mt. jinfo karst experiment site. the results show that two concentration gradient, soil to atmosphere and soil to carbonate rock, are form
本次實驗以典型的亞熱帶巖溶分佈區?金佛山自然保護區為例，選擇了巖溶窪地內的高山草甸和靠窪地邊緣地帶的方竹林、裸地以及石林內的喬木林4個樣地，對土壤co _ 2濃度空間分佈規律以及晝夜動態和日動態變化狀況進行了觀測，獲得了如下新的認識： （ 1 ）土壤中co _ 2濃度分佈的觀測結果表明，土壤中具有土壤-大氣、土壤-碳酸鹽巖兩個方向的co _ 2濃度梯度。Both species grew poorly in the culture medium absent of salt, especially to a. corniculatum. moderate salt stress ( from 5 to 20 ) can stimulate the growth of both species, and the optimum salinity for growth was from 10 to 15. when the substrate salinity was higher than 30, stem height, root length, dry mass increment, net photosynthetic rate fell remarkably for both species
溫室內人工鹽度梯度栽培下，木欖幼苗地上、地下部分形態和生物量的增長均表現為低鹽促進和高鹽抑制，以10 15鹽度下最適合木欖幼苗的生長；鹽度從10增加到50時，木欖幼苗的凈光合速率、氣孔導度和蒸騰速率均隨之下降。5 the dynamic of soil water content and salinity is significantly different among communities in ecotone. the soil moisture and salinity are two main factors that influence the distribution and succession of plant communities
5 、過渡帶各類型群落間土壤水鹽動態存在顯著差異，土壤水鹽的梯度變化是群落分佈和演替的根本原因。The studies of circulation in ecs were most based on the analysis of temperature and salinity data and diagnostic mode. aim at breaking this limitation, we had established a quasi - predictive model in the ecs by reconstructing the pom model to overcome the difficulties brought to the simulations by steep terrain and great density gradient in the new model, the monthly mean sst data in the ecs and the result of global ocean model were used as the boundary conditions to simulate the distribution of the temperature and the circulation structure in the ecs
針對以往溫、鹽資料分析和模式診斷方法為主的東中國海環流研究的局限性，通過改造pom模式，克服因陡峭地形和大密度梯度給模擬帶來的困難，建立了東中國海環流準預報模式，運用本文第三章獲得的sst資料和全球大區模式的結果作為模式的邊界條件，模擬了東中國海溫度分佈與環流結構。In this work, pluronic f127 was used as a progen and different biodegradation rate and surface property as amorphous calcuim phosphate, a - calcuim triphosphate, - calcuim triphosphate and a / p - calcuim triphosphate were selected to make three - dimensional porous composites with plla. in the phase separation of pure plla or cp / plla composite system the ppo block of pf127 can aggregate plla clew to induce phase separation. this resulted big round pores of 50 ~ 300 m and uniform ladder - like structure of 400 ~ 1000 m
具體結果如下：浙江大學碩士學位論文在單純的聚乳酸以及鈣磷酸鹽/聚乳酸復合體系的相分離過程中， pf127的ppo鏈段對plla鏈段有聚集作用，促進相分離過程，在不同溶劑中分別可得到孔徑在50一300林m的較大的圓孔和有序度為400一1000林m的梯狀孔，孔隙率為80 % ~ 93 % 。Building up the model of seawater solar pond, then the approximate calculation about available solar radiation, the theory calculation of temperature and salt gradient distribution in the solar pond, and the analysis of the thermal stability, energy balance and efficiency have been emphasized. 2
建立了海水太陽池的物理模型，重點進行可用太陽輻射能近似計算、太陽池內溫度分佈和鹽梯度分佈的理論計算、以及太陽池的熱穩定性和能量平衡及效率的分析等； 2Influences of the inclined pressure item caused by salinity - gradient on the flow and those of the deepening of the channel on the invasion of salt water are analyzed by use of a three - dimensional salinity mathematical model for the north channel of the yangtze river estuary
利用長江口北槽三維水流鹽度數學模型分析了鹽度梯度引起的斜壓項對水流的影響，以及航道增深對鹽水入侵的影響。An analytical method for simultaneous determination of anions in high - concentration phosphate solution in dayawan nuclear power plant by suppressed ion chromatography has been developed
摘要建立了對核電站中含高濃度磷酸鹽水樣中常見痕量陰離子（氟離子、氯離子、甲酸根、乙酸根、硫酸根）梯度淋洗的分析方法。分享友人