水源性的 的英文怎麼說
中文拼音 [shuǐyuánxìngde]
水源性的
英文
water-borne- 水 : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
- 源 : 名詞1. (水流起頭的地方) source (of a river); fountainhead 2. (來源) source; cause 3. (姓氏) a surname
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 的 : 4次方是 The fourth power of 2 is direction
- 水源 : 1. (河流發源的地方) headwaters; waterhead 2. (水的來源) source of water
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So these karst series problems are lowness ability of making soils, distributing odds of surface water and groundwater, leakiness of fountain, alkalescence of circumstance, lowness of bio - diversity, rapidness converse succession of vegetation and fragility of soil character and entironment. and karst region produces many problems, e. g. rock desert, soil erosion and degeneration because of artificial influence and destruction
巖溶空間介質具有地上地下雙層結構,可溶巖造壤能力低,巖溶水空間分佈不均、地表地下水關系密切、水源易漏失,偏堿性環境、生物資源集聚程度低,植被逆向演替快、順向演替難,巖溶地質與生態環境十分脆弱,受到人為因素的影響和破壞,極易產生石漠化、土壤侵蝕與退化等一系列問題。( 5 ) by introducing cybernetics into water resource research, critical cybernation and mathematic representation are presented, at the premise of improving agricultural utilization water efficiency, effective method of agricultural utilization water control is used, which provide scientific ground for rational distribution of yellow river water
( 5 )將控制論引入到水資源研究中,創造性的提出了臨界控制及其數學表達,提出以提高農業用水效率為前提的農業用水控制的有效途徑,為黃河水量合理分配提供了科學依據。The space - time distribution of chinese semi - ari d region surface water is n ' t even, the differences in a year are obvious ; the differences of underground water between years are not so obvious as surface water, but it still has a decreasing tendency, especially in shanxi and sha ' anxi provinces. there is a significant linear correlation between the precipitation and water resources in semi - arid region, the dynamic regularity of water resources is basically same as the dynamic regularity of precipitation
半乾旱地區地表水資源時空分佈不均勻,年內分配差別大,地下水資源年際間變化率不大,但總體有減少的趨勢,尤以陜西和山西突出。半乾旱地區降水量與水資源量線性相關顯著,降水量的變化規律基本上與水資源量的變化規律吻合。The dissertion, after introducing physical geography situation and societal economic sitiuation of chongqing, has also analysed the basic feature of water resources in chongqing, at present the water resources utilization in chongqing is still in traditional phase. there are so many faults and shortcomings in water resources management system. the construction of water resources institutions and regulations is fallen behind. the supply of water resoures has not sufficiently satisfied the demand to water resources. the condition of water quality has not radically improved. soil losses is still serious. the incidence of flood and drought is very high. in accordance with present condition of water resources utilization in chongqing, the dissertion argues that it should strengthen people ' s understanding to water resources sustainable utilization for chongqing ; reform the present water rexources management system and have a try on water affairs management system in chongqing ; make effort to construction of water resources " institutions and regulations ; realize demand management, constuct save - water model society ; according to actual condition, strength water utilization constrution, then realize the balance between water resources supply and demand ; according to the idea of " control resources, conduct flow ", control water pollution, realize sanitary generation ; control soil losses and protect water enviroment ; construc t the system of flood control and diaster prevent
在對重慶市的自然地理情況和社會經濟情況作了介紹之後,還分析了重慶市水資源的基本特徵,目前重慶市的水資源利用還處在傳統的開發利用階段,水資源管理體制還存在許多弊端,水的法規制度建設也相對落後,水的供給還不能完全滿足需求,水質狀況沒有得到根本性的改善,水土流失還很嚴重,水旱災害發生的頻率比較高。針對重慶市水資源利用的現狀,本文提出:應加強對水資源持續利用的認識;改革目前重慶市的水管理體制,嘗試水務局管理體制,相應加強水的法規和制度建設,實現需水管理,建立節水型社會;根據實際情況,加強水利建設,實現水的供需平衡;依據「控源導流」的思想控制水污染,實現清潔生產;治理水土流失,保護水環境;建設防洪減災體系。The thesis introduces the water resources " situation of this river valley and the main water resources crisis, analyzes the relationship between water resources of the valley and regional economic development from four sides. they are the law of water resources system itself, mechanism, individualism, economism, scienticism, the view of social development and the view of mapping effect from the social system, the man - water contradictory relationship of the valley, the view of sustainable utilization established and man - water relationship of the yangtze valley harmonized
本文介紹了長江流域水資源概況和流域水資源危機的主要問題,從水資源系統自身規律、流域社會系統的機械主義、個人主義、經濟主義、科學至上主義、社會發展觀和映射作用觀、流域水資源系統中人水關系的矛盾分析和樹立水資源持續利用觀,協調流域人水關系的四個方面分析了長江流域水資源和區域社會經濟發展的相關性。The primary representations of the vulnerabilities of water resource in hengyang basin where is a typical hilly region with red and purple soils in south china are analyzed : the precipitation re source varies greatly in spatial and temporal distribution ; the soils and rock property are not in favor of water and soil conserving ; the structure of crops needs a high water consumption ; and the farm irrigation works are timeworn and frangible
摘要以中國南方典型的紅壤和紫色土丘陵區衡陽盆地為例,分析論述了衡陽盆地地表水資源脆弱性主要表現在:降水資源時空分佈不均勻;不利於水土保持的地表物質組成和植被覆蓋;耗水量大的農業種植結構以及調蓄水功能弱的農田水利工程體系等方面。Abstract : numerous mushrooms are toxic to insects. to identify the chemicals involved in insecticidal activity, the toxicity of 14 species has b een studied for water solubility, thermolability, and dialysis. the data strongly s uggest that proteins are responsible for most of the insecticidal avtivity in mu shroom fruitbodies and may be a source of genes available for plant protection a gainst insects. among proteins, lectins and haemolysins are good insecticide candi dates because the toxicities are not affected by protease
文摘:許多蘑菇都對昆蟲表現出毒性.為了證實與殺蟲毒性有關的化合物,對14種蘑菇的毒性在水溶性、熱敏性和可透析性等方面進行了研究.研究數據表明,蛋白質對大多數蘑菇子實體的殺蟲活性起著重要作用,也許是一種可以用於植物抵抗害蟲的基因源.在數種蛋白質中,凝集素和溶血素因不受蛋白酶的影響而成為良好的殺蟲劑候選材料Numerous mushrooms are toxic to insects. to identify the chemicals involved in insecticidal activity, the toxicity of 14 species has b een studied for water solubility, thermolability, and dialysis. the data strongly s uggest that proteins are responsible for most of the insecticidal avtivity in mu shroom fruitbodies and may be a source of genes available for plant protection a gainst insects. among proteins, lectins and haemolysins are good insecticide candi dates because the toxicities are not affected by protease
許多蘑菇都對昆蟲表現出毒性.為了證實與殺蟲毒性有關的化合物,對14種蘑菇的毒性在水溶性、熱敏性和可透析性等方面進行了研究.研究數據表明,蛋白質對大多數蘑菇子實體的殺蟲活性起著重要作用,也許是一種可以用於植物抵抗害蟲的基因源.在數種蛋白質中,凝集素和溶血素因不受蛋白酶的影響而成為良好的殺蟲劑候選材料Through studying it is shown that in chagan sag, the geothermal gradients in the center are higher than those around the sag margin and major factors influencing the characteristics of temperature field distribution are the property of geotectogenesis and the differences in tectonic portion, lithology and underground water behaviour ; there are three types of mudstone compaction, i. e. normal compaction, undercompacition and overcomepaction ; there are two pressure systems in sandstone reservoirs, i. e. normal pressure and negative pressure systems and the strata ' s being uplifted and denuded is the key factor leading to the formation of the negative pressure system in reservoir ; and the distinctive temperature - pressure field characteristics in the sag are possessed of important petroleum geological significance in hydrocarbon source maturity, hydrocarbon generation, widening on oil and gas exploration domain and selecting exploration targets, etc
研究表明,查干凹陷中心的地溫梯度高於凹陷邊緣,大地構造性質及所處構造部位、巖性與地下水活動的差異是影響凹陷地溫場分佈特徵的主要因素;泥巖壓實存在正常壓實、欠壓實和過壓實三種類型,砂巖儲層段壓力類型可分為正常和負壓兩個系統,地層抬升剝蝕是導致儲層負壓系統形成的主導因素;凹陷獨特的溫壓場特徵對烴源巖成熟、油氣生成、油氣勘探領域的擴大及勘探方向的選擇等具有重要的油氣地質意義。Growth and development of animals were regulated by many factors including gene, environment, nutrition and endocrine. in endocrine system, growth hormone ( gh ) always taks up a centerlly regulative place. previous studies have shown that patients with gigantism or dwarfism have abnormal high or low plasma gh levels, respectively, and animals treated with exogenous gh markedly improved its growth. therefore, it is reasonable to enhance the levels of gh in plasma by some techniques will result in improvement of animal production performance
在內分泌系統中,盡管任何一種內分泌激素都不能單獨地調控動物全部生長和發育過程,不過生長激素在其中仍占據著中心調節作用的位置。已知,巨人癥患者生長激素水平極度的升高,而侏儒癥患者的生長激素水平則顯著地降低,同時,注射外源性生長激素可明顯地提高動物的生長速度,改善了動物的胴體組成。The epidemiological study of high iodine goitre caused by water
水源性高碘致甲狀腺腫的流行病學研究Role of central histamine injected intracerebroventricularly in etiologicalmechanism of neurogenic pulmonary edema in rabbits
家兔側腦室注射組胺受體拮抗劑對神經源性肺水腫的影響Prevention of vascular complications after cerebral ischaemia of arterial origin. the esprit study : mild anticoagulant therapy, combination treatment with acetylsalicylic acid and dipyridamole, or treatment with acetylsalicylic acid alone
動脈源性腦缺血后血管並發癥的預防。 esprit研究:輕度抗凝血治療、乙酰水楊酸和雙嘧達莫聯合治療,還是單純乙酰水楊酸治療?Through on - the - spot investigation and study of restoration of the function of water conservation, it ' s believed that under the underdeveloping circumstances of xinyang, comprehensive measures can be taken to protect key areas of water conservation and restore its vegetation step by step so as to reinforce its function, by transforming closely, establishing forbidden lumbering zone, planting grass in damp soil, spreading marsh gas and bringing low - lying beach land under control
摘要通過實地調查,對信陽市淮河源水源涵養功能恢復展開研究,認為在目前信陽經濟還不發達的情況下,可以首先對重點水源涵養區採取綜合性保護措施,通過封閉性改造、禁伐區設立、濕地種草、推廣沼氣等措施,逐步恢復涵養區植被、生態多樣性和生物多樣性,增強淮河源水源涵養功能。Determination and classification of the areas of high water iodine and the endemic areas of iodine excess goiter
水源性高碘地區和地方性高碘甲狀腺腫病區的劃定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。Epidemiological study on the area of high water iodine in fujian
水源性高碘區的流行病學研究Objective according to the hygienic investigation of water works ' situation, find out the deficiency and make countermeasures to prevent outbreak and epidemic of water - borne communicable disease
摘要目的為預防水源性疾病的發生和流行,對自貢市鄉鎮自來水廠的衛生現狀進行調查,找出存在的問題,為制定對策提供依據。An epidemiological survey of thyroid disorders in an area with high iodine content in water supply
河北某水源性高碘地區成人甲狀腺疾病的流行病學調查In the term of principles of regional conservational development, to define the area in which we can have estate objection, where concentrate in the area of beikang, nankang, jiuqu and from yuanbaishan to shaoer whose surface area is 5. 0 km % ( 4 ) in the light of ground water recharge function, the main way to define contents including existing green conservation, water source region conservation is to ecology construct
按照區域保護性開發的原則,界定可適宜進行房地產開發的建設區域,主要集中在北康、南康、九曲及元白山至邵而莊一帶,面積約5 . 0km ~ 2 。 ( 4 )根據研究區的主要生態功能:地下水補給功能,研究區內保護重點為現有綠地的保護、水源地的保護。分享友人