氣體性污染物 的英文怎麼說
中文拼音 [qìtǐxìngwūrǎnwù]
氣體性污染物
英文
gaseous contaminant- 氣 : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
- 體 : 體構詞成分。
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 污 : Ⅰ名詞(臟水; 臟物) slops; sewage; dirt; filth Ⅱ動詞(弄臟) defile; dirty; smear Ⅲ形容詞1 (臟)...
- 染 : Ⅰ動詞1 (用染料著色)dye 2 (感染) catch [contract] (a disease) 3 (沾染) acquire (a bad hab...
- 物 : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
- 氣體 : gas; gaseous fluid
- 污染物 : contaminants
- 污染 : pollute; contaminate
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The rising temperature in the cave, the lamp - light ' s toasting and the convictive air made the humidity of the whole or part of the cave descend, which made the speleothem sightseeing dry, cracked and weathering. the acid air from the outer and the highly dense co2 would cause acid erode action to the speleothem sightseeing with water vapor. the existence of lamp - light offered a good chance for the lightloving plant to grow up, thus a lot of bryophyte covered the speleothem sightseeing
洞穴升溫、燈光的烘烤及空氣的對流致使洞穴濕度或局部濕度降低,使景觀產生乾裂、風化;氣流帶入的洞外酸性氣體及高濃度co _ 2在高濕的條件下,結合水汽對洞穴景觀產生酸侵蝕作用;燈光的存在為燈光植物生長提供了條件,使大量的苔蘚類植物生長于鐘乳類景觀的表面;洞外大氣粉塵的進入,給洞穴帶來了非常嚴重的破壞,粉塵在洞內高濕的環境下大量沉降,附著于鐘乳類景觀的表面,致使受污染面發黑,毫無光澤。The related reports said the main pollution sources of serious environmental cd, pb and as pollution in china were mining and smelting of nonferrous metals, these pollutants were discharged into the environment and caused the pollution of water, atmosphere, soil and biological species and caused a series of acute and chronic diseases in the exposed people, but the relationship between malignant tumors and environmental cadmium, lead, arsenic pollution is not well understood up to now
研究認為有色金屬鎘、鉛、砷對人體有毒害作用;有色金屬礦山的開采和冶煉是環境鎘、鉛、砷污染的主要來源;污染物進入環境后,產生水污染、大氣污染、土壤污染和生物污染,繼而危害暴露人群的身體健康,產生一系列急性和慢性病癥。Electricity generation in hong kong has produced significant air pollution, threatening our health. it has also contributed significant amounts of greenhouse gas emissions, contributing to global warming and climate change, the single biggest threat to our planet and biodiversity
香港的電力生產過程構成嚴重的空氣污染,同時排放大量溫室氣體,導致全球氣溫上升和出現氣候轉變,成為地球和生物多樣性面對的最大的威脅。( 9 ) by studying matching between catalytic converter and exhaust gas system, the conclusions having been gotten as follow : " purifying step by step and driving step by step " and " mental substrate and chinaware substrate being used in same engine " being the laying principles in exhaust gas system, which can solve the contradiction between high converting efficiency of exhaust emission and small loss of power, fuel economics, the rapid light - off and laying difficulty of catalyst
( 9 )進行了催化轉化器與排氣系統的匹配研究,對于催化劑的布置,提出了「分級凈化,逐級推動」的原則;對于載體形式的選擇,提出了「金屬載體和陶瓷載體復合」使用的原則。這樣可以良好的解訣催化轉化器與發動機匹配時,排氣污染物高凈化率與動力性經濟性損失小之間的矛盾、快速起燃和結構布置困難的矛盾。In 2005, 61 physical and chemical parameters were measured and analysed in sediments. these included particle size, electrochemical potential as highly anoxic sediment with negative potential is related to organic pollution, chemical oxygen demand which indicates organic pollutants, total sulphide inorganic constituents, source of the unpleasant - smelling gas hydrogen sulphide, 15 metals and metalloids aluminium, arsenic, barium, boron, cadmium, chromium, copper, iron, lead, manganese, mercury, nickel, silver, vanadium and zinc, and trace toxic organics pahs and pcbs - 16 compounds and 18 congeners respectively
2005年,沉積物監測包括分析61種物理及化學參數,其中有粒子大小電化學勢有機污染促使沉積物缺氧,而讓電化學勢呈負數值化學需氧量顯示有機污染程度總硫化物無機物,是造成難聞氣體硫化氫的主因15種金屬及準金屬鋁砷鋇硼鎘鉻銅鐵鉛錳汞鎳銀釩及鋅和痕量毒性有機物多環芳烴及多氯聯苯分別為16種復合物及18種同質物。This paper stuffed with twelve important grain and vegetable crops, studied the injury symptom, dose reaction, injury threshold value and influential factor of main pollutant so2 on various plants, tested the dynamic transformation of pod, cat, mda, soluble protein, free pro and chlorophyll of resistant plant and sensitive of these physiological biochemical transformation with plant resistant ability. meanwhile, simply studied the protective role of the five compounds on plant. the result indicated the followings
本實驗以12種重要的糧食和蔬菜作物為研究對象,研究了主要大氣污染物二氧化硫( so _ 2 )對不同植物的傷害癥狀、劑量反應、傷害閾值以及影響因素,測定了抗性和敏感植物在受到so _ 2污染后植物體內過氧化物酶( pod ) 、過氧化氫酶( cat ) 、丙二醛( mda ) 、可溶性蛋白質、游離脯氨酸和葉綠素的動態變化,並分析了這些生理生化變化和植物抗性的相互關系,同時還對5種化合物溶液對植物的保護作用進行了初步研究,結果表明: 1This paper analyzes the forming principle, effecting factors and controlling measures of poisonous gas of exhaust emission from petrol engine for vehicle fully and accurately. after the comparison on the emission control measures, it is clear that there is a trade - off relation between emission control and power, torque, fuel consumption of engine. " efi + catalytic converter " is a integration measure of in - engine and out - engine, which is a mainstream technology of emission control for petrol engine for vehicle
本文通過大量的文獻閱讀,翔實的分析了車用汽油機排氣中有害氣體成分的產生機理、影響生成的主要因素、治理排氣污染物的主要技術措施,指出這些措施與發動機的其他性能(如動力性、經濟性等)的一種折中關系,只有「電控噴射+排氣催化轉化」是一種機內與機外相結合的措施,是控制車用汽油機排放的主流技術。Abstract : by means of analysing the difference of fuel feature of organic solid wastes and coal , this paper discusses low pollution , low corrosion and high efficiency technology of organic solid waste incineration from several factors including controls of technology , temperature , residence time, air ratio and the use of the additives and flue gas
文摘:通過分析固體有機廢物與煤的燃料特性的不同及其對燃燒的影響,從工藝控制,溫度控制,停留時間選擇,送風控制,添加劑以及煙氣循環使用等方面探討低污染、低腐蝕、高效固體有機廢物的焚燒技術。The rebuild method for boiler body, burning system, oil burning system, chemic water treatment system, circular water system, electricity generated and transported system, coal transported system, dust eliminated system and electric system have been given out. the solid waste, smoke, waste water and the dust prevented method are studied. the benefits for economy, society and environment after rebuilding are analyzed
本文從國際能源發展趨勢及龍鳳熱電廠的目前現狀出發,論述了油改煤工程的必要性和可行性;對油改煤的四種鍋爐轉型方案進行了科學的分析和論證,確定了立式旋風爐改造方案;給出了鍋爐本體、燃燒系統、燃油系統、化學水處理系統、循環水系統、發送電系統、輸煤系統、除灰系統、電氣系統的具體改造方案;研究了固體廢物、煙氣、廢水及煤塵的污染防止措施;分析了改造后經濟效益、社會效益及環境效益。Qiandaohu lake was very famous for its clean water quality. but in recent years the water body has become seriously eutrophic especially during summer months in some areas of the lake and came to the attention of national, provincial and city environment protection agency. the main objective of this study involved the following : sampling and monitoring water from the lake ; water quality assessment and biological assessment ; ascertain the limiting factors for phytoplankton growth ; fuzzy cluster analyse of water pollution of all sampling points ; predicting total phosphorus concentration in the lake by using static models ; setting up regression models and their application ; setting up an eco - dynamic model and its simulation
本研究根據1998 - 2000年連續監測數據,對千島湖進行了水質評價和生物評價;分析了千島湖水體富營養化的限制性因子;同時根據千島湖各個取樣點的污染狀況,對千島湖進行水環境質量區劃;利用前人的經驗統計模型預測了千島湖現有的磷濃度水平及治理所需要削減的污染物負荷量;並且組建了多個回歸統計模型,運用這些模型預測千島湖水體中的總磷濃度;最後根據多年水質、底質、生物等方面的監測數據以及千島湖流域的氣象和社會經濟狀況的資料組建機理性的千島湖富營養化模擬模型。Abstract : it is an important task to cure pollution and take environment protection. based on the amount of test data and statistical information , accroding to the theoretical calculation , gas evolution , dust powder , chemical contamination and solid waste which producing in the foundry producting are analyzed. technical measure and cure method of alleviating the pollution is put forword
文摘:治理污染、進行環境保護是1項重要任務;以大量的實測數據和統計資料為依據,通過理論計算,對鑄造生產中產生的發氣、粉塵、化學污染物、固體廢棄物進行了逐項分析;有針對性的提出了減少污染的工藝措施及治理方法。The permitted total emission equivalent quantity of urban air pollutants and its distribution in urban area, which can be used as regional air pollution control index and can be allocated to each major pollution source as its limit of emission quantity, can be worked out by using linear programming model based on regional grid air pollutants transfer matrix which considers the difference of functional regions and the justice of the permitted emission ' s distribution
通過將區域劃分為不同的功能區和管理小區,構造區域間大氣污染物轉移矩陣及利用線性規劃模型來確定城市大氣污染物允許排放當量及分佈,並以此作為區域控制指標分配至污染源,充分體現環境功能區差異和容量分配的公平性。The goods we buy are produced and every production procedure consumes resources and energy and generates pollutants and greenhouse gases at the same time
我們買的貨物被生產的同時每一個生產過程消耗資源和能源和產生污染性物質和溫室氣體Some of this last third are known : genetic predisposition, ultraviolet sunlight, pollutants such as pesticides, and other factors including cosmic radiation and a naturally occurring radioactive gas called radon
已知的這些原因有:基因缺陷、日光的紫外線輻射、殺蟲劑之類的污染物,其他的原因包括宇宙射線和自然產生的放射性氣體? ?氡。So2 is a common irritant gas all over the world. many researchers are devoting themselves on studying its toxicity
二氧化硫是一種常見的全球性大氣環境污染物,它對人體健康的影響是許多學者關注的焦點。But the molecular mechanism of formaldehyde on evoked airway irritation is not clear. however, there are few of the hypotheses about it, for example, nielsen hypothesis, which explain how formal dehyde and other air contamination beget neurogenic inflammation. our task at present is testifying if the hypothesis is right or not
因此氣道刺激作用的分子機理還有待闡明,不過有一些假設倒是引起了我們的注意,如nielsen假設就是一個比較重要的、正日益受到人們重視的理論假設,它從分子機理上解釋了甲醛等空氣污染物是如何通過辣椒素受體的介導引起氣道刺激作用和氣道神經源性炎癥的。Article 20 any unit that, as a result of an accident or any other exigency, discharges or leaks toxic or harmful gases or radioactive substances, thereby causing or threatening to cause an accident of atmospheric pollution and jeopardize human health, must promptly take emergency measures to prevent and control the atmospheric pollution hazards, make the situation known to such units and inhabitants as are likely to be endangered by the atmospheric pollution hazards, report the situation to the local administrative department of environmental protection and accept its investigation and settlement
第二十條單位因發生事故或者其他突然性事件,排放和泄漏有毒有害氣體和放射性物質,造成或者可能造成大氣污染事故、危害人體健康的,必須立即採取防治大氣污染危害的應急措施,通報可能受到大氣污染危害的單位和居民,並報告當地環境保護行政主管部門,接受調查處理。分享友人