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Influence of Reaction Parameters on Water Absorbency of Starch Grafted Superabsorbents
《Journal of Donghua University(English Edition)》2002年第2期91-94,共4页李明达 周永元 
Superabsorbents starch grafted sodium polyacrylate was synthesized by inverse suspension polymerization, using toluene as the continuous phase, potassium persulfate as the initiator. The effect of reaction parameters,...
关键词：STARCH grafted sodium polyacrylate  SUPERABSORBENT polymer  water absorbency  UNIFORM design method 
Water and Heavy Metal Transport in Roadside Soils被引量：26
《Pedosphere》2005年第6期746-753,共8页B. KOCHER G. WESSOLEK H. STOFFREGEN 
supported by the German Federal Highway Research Institute (No. 15.305/1998/GRB)
Roads with very high traffic loads in regions where soils are low in both pH and sorption capacity might be a source of percolation water loaded with heavy metals. Looking at some "worst case" scenarios, this study fo...
关键词：heavy metals percolation water roadside soils TRAFFIC 
用离子色谱法测定饮用水中氟化物含量被引量：5
《山西化工》2006年第1期41-43,共3页冯建梅 
研究和建立了一个用于测定水中氟含量的高分辨、高灵敏和高重复性的离子色谱法,并辅以氟试剂-分光光度法进行了核实。
关键词：水 氟含量 离子色谱法 
Root Function in Nutrient Uptake and Soil Water Effect on NO3^- -N and NH4^+ -N Migration被引量：2
《Agricultural Sciences in China》2006年第5期377-383,共7页SONG Hai-xing LI Sheng-xiu 
the National Natural Science Foundation of China （NSFC） （30230230）.
Root function in uptake of nutrients and the effect of soil water on the transfer and distribution of NO3^--N in arable soil were studied using summer maize （Zea mays L. var. Shandan 9） as a testing crop. Results sh...
关键词：soil water root development nutrient transfer NITRATE AMMONIUM 
Analysis of Energy Consumption and Energy Conservation Measures for RFCCU at Shengli Petrochemical Company
《China Petroleum Processing & Petrochemical Technology》2006年第2期45-53,共9页Li Ning Xu Zhenling (SINOPEC Shengli Petrochemical Complex, Dongying 257105) 
This article introduces a string of energy conservation measures adopted over the past sev- eral years by the RFCC unit at Shengli Petrochemical Complex, including the optimization of feedstock properties, the adoptio...
关键词：energy consumption of FCC unit coke buildup rate STEAM power consumption water consumption 
Concentration variations of several ions in stream after a wildfire
《Journal of Forestry Research》2007年第4期319-321,共3页刘洋 胡海清 
This research was supported by National Coopera-tion Project of Japan and China.
In May 2006, a high intensity wildfire occurred in Songling forest region in Daxing＇an Mountains, China. The concentration changes of eight ions （K^＋, Na^＋, Ca^2＋, Mg^2＋, Cl^-, Br^-, NO3^- and SO4^2-） were meas...
关键词：Forest fire STREAM Water quality NUTRIENTS Fire effect 
Performance of BAC process for treatment of micro-polluted water被引量：1
《Journal of Harbin Institute of Technology(New Series)》2008年第2期194-197,共4页王晨 马放 山丹 杨基先 张建祺 
Biological activated carbon (BAC) has been developed on the granular activated carbon by immobilization of selected and acclimated species of bacteria to treat the micro-polluted water. The BAC removal efficiencies fo...
关键词：NITROBENZENE biological activated carbon micro-polluted water 
Coseismic effects recorded by Fujian subsurface fluid network and its meaning to earthquake prediction被引量：1
《Earthquake Science》2009年第3期293-299,共7页Lixia Liao Xiaoyin Ni Meiling Wang Shaozu Wu 
supported jointly by the project from China Earthquake Admini-stration, the Chinese National Science and Technology Program (2006BAC01B02-03-02);the foundation from Administration Earthquake of Fujian province (200801)
Based on analyses of the spatio-temporal evolutionary characteristics of teleseismic response recorded by Fujian subsurface fluid network and in combination with earthquakes happened in Fujian province during the same...
关键词：Fujian subsurface fluid network well water level coseismic effect spatio-temporal evolutionary characteristic water level oscillation 
Mapping paddy rice with multi-date moderate-resolution imaging spectroradiometer (MODIS) data in China被引量：13
《Journal of Zhejiang University-Science A(Applied Physics & Engineering)》2009年第10期1509-1522,共14页Hua-sheng SUN Jing-feng HUANG Alfredo R. HUETE Dai-liang PENG Feng ZHANG 
supported by the National High-Tech Research and Development Program (863) of China(No.2006AA120101);the National Natural Science Foundation of China(No.40871158/D0106);the Key Technologies Research and Development Program of China(No.2006BAD10A01)
The objective of this study was to obtain spatial distribution maps of paddy rice fields using multi-date moderate-resolution imaging spectroradiometer(MODIS) data in China.Paddy rice fields were extracted by identify...
关键词：Remote sensing Moderate-resolution imaging spectroradiometer （MODIS） Enhanced vegetation index （EVI） Land surface water index （LSWI） Paddy rice China 
Treatment of mine water high in Fe and Mn by modified manganese sand被引量：9
《Mining Science and Technology》2010年第4期571-575,共5页HE Xuwen YANG Huimin HE Yong 
provided by the National Hi-tech Research and Development Program of China (No.2008AA06z305);the National Natural Science Foundation of China (No.50678172);the Science and Technology Research Program of the Ministry of Education of China (No.107022)
The iron and manganese absorption properties of several filter media were studied. Four plain filter media and six surface-modified media were examined. The surface modification was performed using potassium permangan...
关键词：mine water with high Fe and Mn FILTRATION manganese sand media KMnO4 solution surface-modified 
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