酸性雨 的英文怎麼說
中文拼音 [suānxìngyǔ]
酸性雨
英文
acid rain-
Effects of simulated acid rain on exchangeable cation transplant and acidifying potential in litchi orchard soils
模擬酸雨對果園土壤交換性陽離子遷移及其對土壤酸化的影響This product is the newest filming technique, the latest achievement of usa electronic magic, it utilizes decomposition principle of electronic material to form a positive negative ions film on the surface of car coating, which has high water repellency and makes the surface of coat has more than 95 % brightness of mirror surface, lt has preeminent performance on weathering resistance, ageing resistance, oxidation resistance static resistance and wear resistance, with the force of charged ions, this product can easy removes the dirt, water drop acid rain and grease on the surface of the film and perennially and effectively protect coat surface, lt is the fourth generation car beauty and protective product which replaces glaze sealing products
本品屬于當今最新的鍍膜技術，屬美國電子工學魔法的最新成果，它利用電子物質的分解原理，在車漆表面生成持有高撥水性的正負離子覆膜，使漆面光亮度可達鏡面光澤的95 %以上，並具有超強的耐候性、抗老化、防氧化、防靜電、耐磨性極好的功能，它利用電離子的力量，可輕松彈去覆膜表面的污垢、水滴、酸雨、油脂等，平時只需清水沖洗，便可立即使之恢復離子效應，達到長期保護漆面的目的，是取代封釉的第四代汽車美容保護產品。Britain ' s smallest fish, and vertebrate, is the marine guillet ' s goby, lebetus guilleti, which measures 24mm
沼澤中ph值為3 ，是一般酸雨酸性的100多倍。Fuhong class a inorganic dampproof fireproof board adopt natural minerals, featuring good performance in water, sunshine, acid rain, and frosted condition, its lifespan can last as long as more than 20 years, it keeps room warmer in winter and cooler in summer, damp - resistant, wet - resistant, it is applicable to island climate, and wont generate halogenation like ordinary fireproof board
福宏a級無機防潮防火板：為天然礦物研製而成，具備了礦物應有的特性，長期水浸日曬酸雨寒凍也不脫層變質或腐蝕，使用壽命更可達20年以上且冬暖夏涼，又能抗濕抗潮，更能適合海島型氣候，絕不會有一般防火板材的反鹵現象。From the aspects of agricultural economic and environmental ecological effects, were the effects and mechanism of rare - earth micro - fertilizer to improve the growth, development, quality and yield of the crops ; the adjustment of crops growth by influencing the number of microbial population in soil district and the function of the soil dehydrase, alkaline phosphatase, urease and sucrase ; the ecophysiological effects of alleviating the injure of acid rain, ultraviolet radiation, heavy metal on crops were illustrated ; the sureness of bee ' s use in agricultural was provided, according to the rule of the distribution and enrichment of be in crops
摘要從農業經濟效應和環境生態效應二方面，論述了稀土肥料促進作物生長、發育，提高作物產量，改善作物品質的效應與機理；影響土壤區系中微生物種群數量和土壤脫氫酶、堿性磷酸酶、脲酶及蔗糖酶的功能，繼而反饋調節作物生長；緩解酸雨、紫外輻射和重金屬傷害作物的生態生理學效應；並以稀土在作物體內分佈與富集規律為參考，探討了稀土農用的安全性。Corrosion action slope cable used in cable - stayed bridge in different corrosion medium such as synthesis sea water, solution nacl and simulation acid rain are studied by electrochemical method, for example, linear polarization, tafel extrapolation and ac impedance method
對此，本論文以人造海水、 nacl溶液、模擬酸雨作為腐蝕介質，針對不同類型的鋼絞線，採用線性極化法、 tafel外推法和交流阻抗法等電化學方法研究斜拉橋拉索結構中鋼絞線在不同介質中的腐蝕行為。Research on buffer capacity of the soil to simulated acid - rain in china fir forest
杉木林土壤對模擬酸雨緩沖性能的研究The purpose of this web site is to share my experiences with workers in any country on water logging in agricultural lands, irrigation induced soil salinity, subsurface drainage for agriculture ( horizontal and vertical ), reuse of groundwater, ground - water hydraulics, ( geo ) hydrology, rainfall and surface runoff relations, reclamation and improvement of water logged saline, salty, sodic alkaline, and acid sulphate soils, plant growth, crop production and responses as well as statistical analysis consisting of segmented linear regression and cumulative frequency distributions
描述:探討農業耕地的水澇問題；灌溉導致的土壤鹽堿化；地表灌溉；地下水的再利用；地下水水力學；雨水與水流失的關系；淺地表排水；土壤開墾及水澇，酸性，堿性土壤的改良；片段線形回歸和累積頻數分佈的統計分析等。Magnesium deficiency most commonly occurs in acid, sandy soils in areas of moderate to high rainfall.
缺鎂常常發生在中雨量或高雨量區的酸性砂質土。Effect of simulated acid rain on ecological and physiological characteristics of dwarf elephantgrass
模擬酸雨對種子繁殖香根草生理特性的影響In fact, it can be used without painting the bare metal because it does not rust or corrode like steel frames or aluminum exposed to rock salt. this means you never have to worry about your titanium frame falling apart due to exposure to the weather. the ti 3 - 2. 5 tubing is the high strength material used in the most advanced aerospace applications
鈦合金具有極好的抗腐蝕性能，事實上，作為自行車架的使用，它的表面不需要塗漆保護，因為它不會象鐵和鋁車架那樣生銹或腐蝕，並耐酸雨紫外線潮濕等的侵蝕，所以你不必擔心其金屬表面會因裸露在空氣中形成凹陷銹蝕。The acid in the rain slowly ate away at the stone wall
雨水中的酸性物質慢慢侵蝕著石墻。Effects of simulated acid rain on chlorophyll fluorescence characteristics in eremochloa ophiuroides
模擬酸雨對假儉草葉綠素熒光特性的影響Experts from the atmospheric composition observation and service centre of cma say, according to the acid rain observation network, the frequency of acid rain of 19 provinces in china is 100 % in this year ' s rainy season ; the rain in late august in beijing was all acid rain, with a high proportion of strong acid rain, which has never happened since 1993 ; strong acid rain occurred for five times in july when it rained frequently in beijing
中國氣象局大氣成分觀測與服務中心的專家介紹，酸雨觀測網顯示，今年雨季，全國有19個省市酸雨頻率為100 % ，北京地區8月中下旬的降水過程均為酸性降水，強酸性降水比例很高，而這是自1993年以來觀測中沒有過的，同時， 7月的頻繁降雨中，監測到5次降雨達到強酸性。The activities of sod in the roots of brassica chinensis l treated with ph4. 5 or ph 3. 5 solutions increased faster than those treated with ph5. 6. but with increasing in concentrations of zn or cd, the activities of sod decreased. the activities of sod in the leaves of brassica chinensis l treated with ph4. 5 had changed only a little, but had changed more when treated with ph3. 5
Ar1 ， ar2的酸雨下，小白菜根系sod比活性在低濃度zn 、 cd條件下，比ar0 （ ph5 . 6 ）的酸雨下高，但隨著zn 、 cd濃度的增加， sod比活性下降； ar1的酸雨下，小白菜葉中sod比活性與ar0的酸雨下相比變化不大，而ar2的酸雨下， sod比活性明顯比ar0的酸雨下小。A soil column leaching experiment was designed and conducted to investigate effect of simulated acid rain on release of cadmium from soil. the effects of ph, velocity of flow, and component part of acid rain on the release of cadmium from soil were studied. and further more, the influence of the content of co23 in the soil sample on the release of cadmium has been studied
模擬土壤在自然酸雨淋洗條件下鎘的釋放行為，研究了不同酸度、不同酸雨成分、不同流量的酸雨對土樣中鎘淋出的影響，以及鎘在不同碳酸根含量的土樣對酸雨淋洗的敏感性。The pollution effects of the plant leaves treated with acid material can be detected quantitatively by means of df. the technique would likely to be applied as a practiced field application with easier operation than chlorophyll fluorescence technique. thus, we conclude that delayed fluorescence is an excellent indicator for evaluating the extent of environment stress on plant
因此，利用植物的光誘導延遲熒光在一定程度上可以檢測出雨水和空氣中酸性物質對植物葉片的脅迫效應，該方法比常規的理化手段更接近於環境的真實狀況，而且比葉綠素熒光技術便於操作。Such soils usually form in areas of heavy rainfall, which causes leaching of lime from the surface layers, or over acid substrata such as granite or sand
通常是由於大雨過濾掉了表層土壤的石灰或者是由於覆蓋諸如花崗巖或者沙土這類的酸性下層土壤造成的。Based on the rain monitoring date from 1986 to 1997, acid rain pollution in changsha city has been analysed in this paper. the result shows that rainwater acidity is more and more serious year by year ; the seasonal varition of rainwater aeidity is obvious ; the main anion in rain water is so2 - 4, which means that acid rain in changsha city is sulfur acid type. acid rain pollution in changsha is formed by both atmospheric pollution and natural condition
根據1986 1997年降水監測資料，分析了長沙市的酸雨污染.結果表明：長沙市的降水酸性呈逐年增加的趨勢；降水酸性的季節變化明顯；降水中的主要陰離子為so2 - 4 ，即酸雨污染為硫酸型.長沙市的酸雨污染是由於大氣污染和自然條件共同作用而形成的Toxic effects of high acidity of acid rain and high concentrations of zn or cd on growth of brassica chinensis l and phaseolus vulgaris l were obvious, which was showed in the fact that the leaves were smaller and narrower than the contrast, and the growth of the plants were inhibited
強酸性降雨和土壤高濃度的zn 、 cd污染對小白菜和四季豆生長產生毒害作用，主要表現在葉片變窄變薄，失綠現象明顯，植株矮化，生長發育受阻。小白菜、四季豆根、葉中mda含量與zn 、 cd濃度呈正相關。分享友人