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acidification n.酸化(作用),成酸性,發酸。

In the 1990 “ s , molecular device corporation invented the cytosensor , a commercial system for measuring the extracellular acidification rate ( ecar ) 90年代,美國分子器件公司設計并實現的細胞微生理計( cytosensor ) ,一個測定細胞外酸化率的細胞傳感器,成功地進入了商業領域。

acidifier

The method was applied to evaluate electrogalvanized products of baosteel , and the conclusion shows that resource depletion , climate change , energy depletion , and acidification are the four kinds of main impact categories , and power , sinter making , blast furnace are the most important process which are affected on environment 該方法應用于寶鋼電鍍鋅產品的評價,得出資源消耗、氣候變化、能源消耗、酸化是最主要的4種影響類型,動力、燒結、和煉鐵工序是環境影響最為重要的工序。

Through the study of hydrolytic acidification - catalytic oxidation process treatment of wastewater of pulp anti paper making from waste paper and the microbes , what we found are as follows : it is certain that if there are more biaokeyuankechong in the water , the environment the water quality is worse : when swimming infusorian , eelworm , filamentous bacteria are found in the water , it shows the water is good : dark red alga and red pot ladybug show the water is still better , and higher microbes such as green alga and rotifer indicate the water quality is best 摘要通過對水解酸化接觸氧化工藝處理廢紙造紙廢水及其生物相的研究,確定出表殼圓殼蟲數量越多,環境和水質越差;而游泳類纖毛蟲、線蟲、絲狀菌的出現是水質稍好的指示;暗紅色藻類和紅斑瓢體蟲是水質更好的指示;而較高等生物綠藻和輪蟲則是水質最好的指示。

These examples show that , contrary to the widely accepted assumption that nutrient inputs to tropical upland soils will accelerate acidification and deterioration , a combination of supportive management measures such as erosion control , legume cropping and recycling of biomass and plant nutrient inputs can safely lead to soil fertility buildup and attractive , sustainable , economic returns 通常認為在熱帶地旱土土壤上施用養分會加速酸化和土壤退化,但這些例子卻恰恰相反,表明了通過控制水土流失、種植豆科作物、生物量再循環以及養分投入等綜合配套措施可以穩妥地增進土壤肥力和獲得有吸引力的經濟效益。

This article , with the help of gis , first uses geostatistics to study temporal and spatial changing of soil fertility factors , such as oganic matter total n total p , total k available k available p ph and cec , in wujin city in nearly 20 years , and draws these conclusions : soil acidification of large area exists in the city , the content of n is generally lower but it tends to rise , the content of p and k is lower and it ' s still lowering , the content of organic matter is medium but it tends to add , cec ' s quality grade is higher but its content is lowering 土壤肥力質量時空演變對于農業生態與社會、經濟的持續發展意義重大,而gis在土壤肥力質量評判中發揮日益重要的作用。本文首先基于gis支持下,運用地統計學,研究了武進市近20年全n 、全p 、全k 、有效p 、有效k 、 ph 、 cec和有機質等土壤肥力要素的時空分異狀況,得出:存在大面積土壤酸化現象、 n素含量總體較差但趨于提高、 p素和k素含量較低且繼續降低、有機質含量中等但有增加趨勢、 cec質量等級較高但含量趨下降。

In the treatment of antibiotic wastewater , hydrolysis acidification - sbr - contact oxidation process can be used to replace anaerobic digestion process for improving water quality and treatment efficiency of subsequent aerobic biochemical process , avoiding secondary pollution from sulfur - containing methane which was produced from anaerobic digestion 摘要在抗生素廢水處理中,水解酸化工藝替代厭氧消化工藝可改善水質,提高后續好氧生化處理效率,增強處理能力,同時可避免厭氧消化產生含硫沼氣帶來的二次污染。

Our research group proposed a model for osmotic - regulation in guard cell vacuoles ( gcv ) , which is depended on reversible disaggregation of particles and modulated by ph in gcv . published evidences for this model show a great increase of the distribution density going with obvious decrease in volume of the particles in gcv of open stomata in comparison with that of the stomata before open ( closed ) . during stomatal opening there is an acidification in gcv of about - 0 . 5 ph unit 作者所在試驗室提出了保衛細胞液泡內顆粒狀物質在ph介導下可逆解聚的滲透調節模型,并已發表了支持該模型的氣孔開放過程中的實驗證據(氣孔開放前后顆粒狀物的分布密度極大增加;氣孔開放過程伴隨液泡ph的下降[約0 . 5單位] ) 。

The results show that : ( 1 ) it is feasible to analyse and assess environment effect in cement industry by factor analysis method ; ( 2 ) according to the analysis result of the main comprehensive environment - load - effect indexes as production technique , resource wastage , environment acidification and people ' s health , the pre - calcining kiln process has predominance and the wet kiln and the shaft kiln process is obviously disadvantaged 結果表明: ( 1 )用因子分析方法對水泥企業進行環境影響的分析評價是可行的; ( 2 )從生產技術、資源消耗、環境酸化和人體健康等主要反映環境負荷影響的綜合指數方面的分析表明,新型干法工藝具有顯著的優勢,而濕法窯和立窯工藝則明顯處于不利的地位。

So far , most related researches and achievements have showed that acid rain has certain impact on functions of a soil ecosystem . such as leaching of soil base - exchangeable ions , heavy metals and microelements , nitrogen , contents of sulfur and phosphorus nutrients , soil acidification , population and activities of soil microbes , soil buffer capacity , soil sensitivity to acid rain , soil structure and weathering status of soil minerals , and so on 現有的大量研究表明,酸雨對土壤生態系統的功能特性,包括土壤的鹽基離子以及重金屬與微量元素的淋溶、土壤營養、土壤酸化、土壤微生物數量及其活性、土壤緩沖性能、土壤對酸雨的敏感性、土壤結構、土壤礦物風化等方面均會產生一定的影響。

Experts say , observation statistics and researches of 13 years show that the frequency of acid rain in beijing - tianjin - hebei region and part of henan province has increased by over 20 % to 50 % ever since 2003 , with a more noticeable acidification tendency in beijing where strong acid rain took place 專家介紹, 13年來的觀測數據和研究資料顯示, 2003年以來,包括北京在內的京津冀地區及河南部分地區的酸雨發生頻率增加了20 %到50 %以上,而北京的雨水酸化趨勢更是明顯,并出現了強酸雨。

Moreover , it means improvements in fertilizer use efficiency such as a better nutrient balance to counter depletion of soil nutrients and soil acidification , better application techniques to improve nutrient uptake and to reduce nutrient losses , and overall improvements of crop husbandry 更確切地說:是要通過平衡施肥提高肥料利用率和防止土壤養分過度損耗及土壤酸化,改善施肥技術以提高養分吸收,減少養分流失,從而全面改善作物生產。

A facility with the hydrolysis acidification process , the contact oxidation process and the chemical phosphorus removal process is designed to treat the sewage water in zhouzhuang ancient town , the no . 1 watertown in china , and it is buried under ground for the sake of protecting the environment 摘要采用水解酸化接觸氧化化學除磷工藝處理“中國第一水鄉”周莊古鎮的生活污水,考慮到對環境條件要求較高,池體采取地埋式建設。

The average soil fertility rose in the north china plain and mid - lower yangtze river regions , and decreased in the northeast . additionally , although the north china plain saw an improvement in soil ph - value , acidification of the soil increased in the other regions 土壤肥力數據的分析結果表明,樣本總體而言,從80年代初到2000年,除土壤速效鉀下降和土壤酸堿性有所退化外,農業上壤的有機質、全氮和速效磷平均含量都增加了。

The cause of non - uniform mixing was analyzed of the high - viscous medium ferment liquid in the acidification tank , some efficient improvements were proposed , and a check calulation was made of the improved paddles of the mixers and shifts 摘要對酸化罐內高粘度介質發酵液攪拌混合不均勻的原因進行了分析,提出了有效的改進措施,并對改進后的攪拌器漿葉及抽進行了校核計算。

Methods atomoxetine hydrochloride was synthesized using 3 - phenyipropanol as the starting material via six steps , such as chlorination , bromination , etherification , substitution , separation of levorotary isomer and acidification by gaseous hydrogen chloride 方法以1 -苯丙醇為起始原料,經氯代、溴代、醚化、胺化、拆分、氯化氫成鹽6步反應合成鹽酸托莫西汀。

Abstract : the acidification characteristics of acidification phase and the influence of membrane separation on acidification characteristics in two - phase biosystem have been discussed by piecewise mathematical model 文摘:本文通過物料衡算建立產酸相的酸化特性分段模型,并通過模型從理論上分析了膜分離對兩相生物系統酸化特性的影響。

Easter r a acidification of diets of pigs recent developments in pig nutrition 2 eds . d . j . a . cole , w . haresign and p . c . garnsworhy . nottingham press , 1993 256 - 266 林映才,陳建新,蔣宗勇,鄭黎,楊曉建,張振斌,余德謙.復合酸化劑對早期斷奶仔豬生產性能、血清生化指標、腸道形態和微生物區系的影響養豬, 2001 , 1 : 13 - 16

The acidification characteristics of acidification phase and the influence of membrane separation on acidification characteristics in two - phase biosystem have been discussed by piecewise mathematical model 本文通過物料衡算建立產酸相的酸化特性分段模型,并通過模型從理論上分析了膜分離對兩相生物系統酸化特性的影響。

Building up beneficial predominant flora in digestive and feeding environment ; keeping acidification environment ; antagonizing virus ; deceasing infection chance of cattle fever and foot - and - mouth disease 在消化系統及飼養環境中造成有益優勢菌群,維持酸化環境,拮抗病毒,降低牛熱病,五號病(口蹄疫)等傳染機率。