過氧化鉀 的英文怎麼說
中文拼音 [guòyǎnghuàjiǎ]
過氧化鉀
英文
pota iumperoxide-
The experimental results showed that in the condition of this experiment four algaecides all had strong removing rate on algae, and their removing rate increased with dose increasing, and decreased with algae density increasing. according to the removing rate on algae and cost value or so, the sequence of four algaecides from good to bad were potassium permanganate, copper sulfate, hydrogen peroxide and sodium hypochlorite. in the condition of this experiment, the suitable dose of potassium permanganate was 0. 8mg / l, the algal removing rate was beyond 90 % and the cost of this algaecide was only 0. 0068 / m3. the efficiency of algae removal by four algaecides for huanghe river water was studied. the results showed that the majority of huanghe river water was bacillaroiphyta, and the dominant genera was melosira, which reached 78 % ~ 94 %
結果表明,在實驗條件下,四種殺藻劑均具有一定的殺藻效果,藻類去除率均隨藥劑投量的增加而提高;原水藻類數量影響殺藻劑殺藻效果,四種殺藻劑的藻類去除率均隨原水藻類數量的增加而降低;通過殺藻效果、經濟性以及安全性等方面的綜合比較,對于以有毒藍藻為優勢藻屬的引灤水,四種殺藻劑的優劣程度從優到劣排序為:高錳酸鉀硫酸銅過氧化氫次氯酸鈉;在實驗條件下,高錳酸鉀適宜投加量為0 . 8mg l ,藻類去除率高於90 ,所需的藥劑費用僅為0 . 0068元m ~ 3 。The preoxidation by three chemicals, such as potassium permanganate, chorine and ozone, and its influence on the subsequent processes were analyzed. the results showed that proxidation could improve the quality of the water after followng treatment processes
論文研究了高錳酸鉀、氯、臭氧預氧化效果以及對后續氣浮、過濾等常規工藝處理效果的影響,實驗結果表明預氧化能提高后續處理工藝出水水質。The effects of potassium permanganate, chorine and ozone were compared and the results showed that although all of them could enhance coagulation and then reduce the turbidity of the water after subsequent treatment units, potassium permanganate and ozone were more effective to ensure the quality of the water after air - flotation and sand - filtration
對高錳酸鉀、氯和臭氧三種氧化劑進行分析比較,結果表明三種氧化劑均能提高混凝效果,但高錳酸鉀預氧化和預臭氧化在提高氣浮和過濾出水水質保障率方面均優于預氯化。The microscopical observation proves that the main types of granitoid rocks are granodiorite and quartz monzodiorite, and the enclave is mainly monzodiorite. the rock - forming minerals are mainly k - feldspar, plagioclase, amphiboie, biotite, quartz, magnetite, titanite, apatite, epidote, etc. the zonation of the feldspars is very popular. the dark - colored minerals, such as biotite and titanite, have been highly oxidized
通過對本區花崗巖類樣品進行顯微觀察研究,知其主要的巖石類型為花崗閃長巖、石英二長閃長巖,其中的巖石包體主要為二長閃長巖,其造巖礦物為鉀長石、斜長石、角閃石、黑雲母、石英、磁鐵礦、榍石、磷灰石和綠簾石等,長石中環帶現象比較常見,黑雲母、榍石等暗色礦物顏色較深,表明其氧化程度較高。Potassium humate application obviously increased the activities of superoxide dismutase ( sod ), peroxidase ( pod ) and catalase ( cat ), decreased the content of mda, and delayed the senescence of ginger root
施用腐植酸鉀明顯地提高了生育後期根系的超氧化物歧化酶、過氧化物酶和過氧化氫酶活性,降低了膜脂過氧化產物丙二醛含量,延緩了根系衰老。Analysis f k and na in nepheline were curried out with higher precision and repeatability by means of adding fluohydric acid during sample melting to remove sio2, adjusting the ratio of k and na in the solution to reduce the mutual interference of the two elements, and adding cesium chloride to eliminate ionization interference
摘要本方法用於測定霞石中的鉀、鈉,主要通過在溶樣時加入氫氟酸除去二氧化矽,調整溶液中鉀、鈉的含量,消除互相之間的干擾,加入氯化銫消除電離因素的干擾,提高了分析結果的準確性和重現性,使測定結果更接近化學分析值。Analysis of k and na in nepheline were curried out with higher precision and repeatability by means of adding fluohydric acid during sample melting to remove sio2, adjusting the ratio of k and na in the solution to reduce the mutual interference of the two elements, and adding cesium chloride to eliminate ionization interference
摘要本方法用於測定霞石中的鉀、鈉,主要通過在溶樣時加入氫氟酸除去二氧化矽,調整溶液中鉀、鈉的含量,消除互相之間的干擾,加入氯化銫消除電離因素的干擾,提高了分析結果的準確性和重現性,使測定結果更接近化學分析值。The total n in enviromental samples is commonly determined by k2s2o8 - spectrophotometric method, and the total p is commonly determined by phosphatic molybdenum spectrophotometry
摘要環境樣品總氮的測定常用過硫酸鉀氧化紫外分光光度法測定,而總磷一般為磷鋁藍分光光度法。The algae removing rate of four algaecides increased with dose increasing, and the sequence of four algaecides " removing rate on algae from high to low were potassium permanganate, sodium hypochlorite or copper sulfate and hydrogen peroxide. the suitable contact time of four algaecides was also given. the paper compared with the rate of algae removal by any one of three algaecides for two source water
結果表明,實驗期間,引黃水中藻類絕大多數為硅藻,優勢藻屬為硅藻門的直鏈藻屬,占藻類總數的78 94 ;四種殺藻劑的藻類去除率隨殺藻劑投加量的增加而提高,實驗條件下,四種殺藻劑的藻類去除率由大到小依次為:高錳酸鉀次氯酸鈉或硫酸銅過氧化氫。By experiments the conclusions were got that the actived carbon electrode could provide better capacitive character in 7mol / l potassium hydroxide solution after activation in ammonia
通過大量的實驗發現氨水活化處理后的活性炭在濃度為7mol l的氫氧化鉀溶液中具有良好的電容性能。This paper designs molecular structure of organic water - repellent admixture. we choose carboxylic acid that possesses amphiphilic molecular structure and sodium carbonate and potassium hydroxide as important raw materials. they carry through soaps turns reaction to synthesize polycarboxylic acid type waterproofing agent
本文通過對有機質防水劑分子結構設計,選擇具有兩親結構的羧酸(酸a 、酸b ) 、無水碳酸鈉、氫氧化鉀為主要原材料,通過皂化反應,合成多元羧酸系防水劑。By using batch static test, the effect of chemistry pre - oxidation on coagulation were researched. the raw water come from liujiang river. oxidants evaluated included potassium permanganate ( kmno4 ), hydrogen peroxide ( h 2 o 2 ), ozone ( o 3 ), chlorine dioxide ( clo 2 ), and chlorine ( cl2 )
通過靜態批量試驗方法,以柳江原水為研究對象,選擇高錳酸鉀、過氧化氫、臭氧、二氧化氯和氯五種氧化劑,全面考察了化學預氧化對混凝效果的影響。A study of the decomposition of h2o2 catalyzed by fe - substituted keggin type silicotungstate
單取代硅鎢酸鉀催化過氧化氫分解The authour investigate the dosing conditions and effect of the pac to the huanghe water - source, which includes the following four parts : the selection of the pac ; the confirmation of dosing scheme and effect of the pac ; the research of application of potassium permanganate in combination with pac ; the research of the pac ' s modification and the modified effectiveness. the experiment is mainly carried out on the pilot system in the jieyuan water plan of tianjin. the results of the reseach include the following : l ) the pac from zunhua plant is selected as the better carbon for the source water of tianjin through the experiment ; 2 ) through the pilot experiment we conclude that the pac ' s best adding point is the mixing tank and the better dose is 10mg / l, on which the codmn of filtered water can be decreased to 40 % and the effluent have no problem of odour and color ; 3the adsorbing experiment show that pac mainly adsorb the organic matters which molecular wt., distribution between 500 and 3000, and can adsorb organic matters whose molecular wt., distribution are bigger than 6000 if the dose of it is adequent ; 4 ) pac together with potassium permanganate can remove the organic matter more effectively than each of them alone, and reduce the rising trend of turbidity of the flotation ' s effluent due to adding pac ; 5 ) the thesis made a research on the surface properties and the adsorbing capability of the modified carbon by oxidizer : the modified carbon with 20 % h2o2 can remove more organic pollutants than the untreated one by 12 % when we add a higher dose of coagulant ; 6 ) the modification of reduction and loading metal ions are also sttldied, and drow the following conclusions : the modified carbon with 5 % ammonia can enhance the organic matter ' s removal effectiveness by 10 % to the tianjin source water than the untreated one, and the modified one with loading metal ion remove the organic matters from the tianjin source water better ( 8 % ) than the untreated one due to the strong affinity betwween the humic acid and copper ion
本文的實驗主要是在天津芥園水廠的中試系統上完成的,論文的成果和結論主要包括: 1 )通過靜態實驗選定河北遵化活性炭廠生產的煤質炭為適合天津原水的炭種; 2 )中試實驗確定粉末活性炭的較佳投加點為混合池投加,較佳投加量為10mg l ,此時可使濾后水的cod _ ( mn )降低40 ,且可較好地控制濾后水的嗅味和色度; 3 )初步確定粉末活性炭對原水中有機物的吸附主要集中在分子量在500 - 3000范圍內,投量增大時可吸附部分分子量大於6000的有機物4 )中試實驗表明:粉末活性炭與高錳酸鉀聯用可取得較兩者單獨應用時對有機物更好的去除效果,且對因投加粉末活性炭而造成的氣浮出水濁度升高有一定的改善作用; 5 )研究並初步確定氧化改性對粉末活性炭表面性質和有機物的去除效果的影響:粉末活性炭的氧化改性會使其表面的酸性官能團大量增強,表面極性增加;經20的過氧化氫改性的活性炭在增大混凝劑投加量( fecl _ 3投量為15mg l )時對有機物的總體去除效果較原活性炭提高12 , 1次氯酸鈉改性活性炭對有機物的去除效果較原活性炭提高6 ; 6 )研究並初步確定還原改性、負載金屬離子對原水中有機物的去除效果的影響:經5氨水改性的活性炭可提高天津源水中有機物的去除率達到10 ;負載銅離子后的活性炭可提高對腐殖酸類物質的去除能力,一般可提高8左右。Compared with ordinary cyanide process, the gold leaching speed and recovery can be greatly increased and cyanide consumption greatly reduced by the cooperative use of potassium permanganate and hydrogen peroxide
與常規氰化法相比,過氧化氫與高錳酸鉀聯合使用時,金的浸出速度和浸出率顯著提高,氰化物耗量大大降低。Organo - mineral compound fertilizers are digested withsulfuric acid - hydrogen peroxide and nitric acid - perchloric acid, respec - tively, and then their total potassium content is determined
用硫酸過氧化氫和硝酸高氯酸分別對有機無機復混肥料進行消化處理,然後進行總鉀含量的測定。Abstract : highly substituted cationic starch was prepared by microwave radiation in dry process. in this preparation, starting materials mixed with high speed stirres, potassium hydroxide used as catalyst and discontinuous heated by microwave radiation at temperature 60 85 to give 0 35 0 50 degree of substitution cationic starch the conversion of cationic reagent reached 95 the product is soluble in water it is pasted when it meets water
文摘:微波干法制取高取代度的陽離子澱粉,用高速攪拌機混合物料,氫氧化鉀做催化劑,間歇式微波介電加熱溫度不超過85 ,陽離子試劑的轉化率可達95 ,產品取代度0 35 0 50 ,常溫下遇水糊化,在水中有較好的溶解性。Eeffects of assisted gold leaching reagents, potassium permanganate and hydrogen peroxide, on the gold cyanide leaching performace are studied
對輔助浸金劑高錳酸鉀和過氧化氫的加入次序對金氰化浸出行為的影響進行了探討。Abstract : eeffects of assisted gold leaching reagents, potassium permanganate and hydrogen peroxide, on the gold cyanide leaching performace are studied
文摘:對輔助浸金劑高錳酸鉀和過氧化氫的加入次序對金氰化浸出行為的影響進行了探討。Previous studies have showed that sulfonylureas possess a bidirectional effect on cardiovascular system : they can raise the coronary artery tone, aggravate ischemic injury to the cardiovascular tissues, and accelerate cardiac hypertrophy through closing cardiovascular atp - sensitive k ( superscript - ) channels ; meanwhile they can also regulate glucolipid metabolism, modulate inflammatory reaction and inhibit atherosclerosis through activating peroxisome proliferators - activated receptors
摘要基礎研究表明,磺脲類藥物對心血管系統有雙向影響:磺脲類藥物能夠關閉心血管系統atp敏感性鉀通道,從而增高冠脈張力,加重缺血對心血管組織的損傷和促進心臟肥厚的發生;另一方面,磺脲類藥物能夠激活過氧化物酶體增殖物激活受體,從而調控糖脂代謝,調節炎癥反應和抑制動脈粥樣硬化的發生。分享友人