重金屬中毒 的英文怎麼說
中文拼音 [zhòngjīnzhǔzhōngdú]
重金屬中毒
英文
heavy metal poisoning- 重 : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
- 金 : Ⅰ名詞1 (金屬) metals 2 (錢) money 3 (古時金屬制的打擊樂器) ancient metal percussion instrum...
- 屬 : 屬名詞1 (類別) category 2 [生物學] (生物分類系統上所用的等級之一) genus 3 (家屬; 親屬) fami...
- 毒 : Ⅰ名詞1 (對生物體有害的性質或物質; 毒物) poison; toxin 2 (毒品) drug; narcotics 3 (姓氏) a s...
- 重金屬 : [化學] heavy metal重金屬冶金 heavy metal metallurgy
- 重金 : the king's/queen's english = english. a king's ransom very large amount of money
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It can also restrain the decomposition of organic substances in the soil and the bind of nitrogen, and wash away the nutritious elements, such as magnesium, calcium, and potassium. the acid rain deprives the soil. it acidifies the rivers and lakes, and dissolves the heavy metal in the soil into water, therefore poisons the fish
它可以直接使大片森林死亡,農作物枯萎;也會抑制土壤中有機物的分解和氮的固定,淋洗與土壤粒子結合的鈣、鎂、鉀等營養元素,使土壤貧瘠化;還可使湖泊、河流酸化,並溶解土壤和水體底泥中的重金屬進入水中,毒害魚類;加速建築物和文物古跡的腐蝕和風化過程;可能危及人體健康。Using cd, cu, zn and cr as experimental toxicants and crucian as experimental creature, we employed the environmental biotechniques ( flame atomic absorption spectrophotometry, the method of improved pyrogallol autoxidation and electron microscopy ) to study the acute toxicity and secure concentrations of heavy metals to crucian ; the accumulation and distribution of mixed heavy metals to fingling crucian ; the activities of superoxide dismutase ( sod ) of gill and liver tissues and the hispathological and ultrastructural change of superfine structure of liver and kidney of crucian after cadmium exposure. through which, we intended to fully and systemically study the toxic influence of heavy metals to fish, and preliminarily discuss the influence of heavy metals pollution to the diversified level of fish such as individual, organ, tissue, cell and molecule. thus we tried to provide scientific evidence to establish preventative management measures, avoid and relieve the harm of heavy metals pollution to aquicolous ecosystem in time
隨后以這幾種重金屬作為實驗毒物,以鯽魚為實驗動物,應用環境生物技術、火焰原子吸收分光光度法、鄰苯三酚自氧化法、透射電鏡等技術研究了重金屬cu 、 zn 、 cd和cr對鯽魚的急性毒性及其安全濃度評價、混合重金屬在鯽魚幼體組織內的積累和分佈、 cd對鯽魚鰓和肝臟中sod活性的影響、 cd對鯽魚肝細胞和腎細胞超微結構的影響等,全面和系統地研究了水環境中重金屬暴露對魚類的毒性影響,初步探討了重金屬污染對魚類的個體? ?器官? ?組織? ?細胞? ?分子等各水平層次的影響,為制定漁業生產上預防性的管理措施提供科學依據,及時避免或減輕重金屬污染對水生生態系統造成的損害。On the basis of the investigation of the content and distribution of heavy metals in sediments and benthic organisms from the sewage stream in guangzhou city, the antagonistic effect of selenium on the harm of mercury ( hg2 + ) to the tissues in swordtail fish ( xiphophorus helleri ), the 22nd offspring purely cultivated by pearl river fishery research institute, were measured by physiological and biochemical indexes and observation of electron microscopy
本研究中首先調查了廣州市河涌沉積物及底棲生物體內重金屬含量及分佈,並以珠江水產研究所培育的水生實驗動物?劍尾魚為實驗材料,利用環境生物技術,電鏡觀察等技術方法研究了重金屬?汞對劍尾魚組織的毒害及機體必需微量元素硒對其毒害的拮抗性影響。The main study in this paper included as follows : the content and distribution of heavy metals in sediments and benthic organisms from the sewage stream in guangzhou city ; the acute toxicity and joint toxicity of mercury and selenium to swordtail fish ( xiphophorus helleri ) ; the damage of mercury to the indexes of antioxidant system in the gills and livers in swordtail ( including the measurement of the activities of total antioxidative capacity [ t ~ aoc ], superoxide dismutase [ sod ], glutathione peroxidase [ gsh - px ] and the concentration of malondiald - ehyde [ mda ] ) and the relief effects of selenium on it, as well as the physiological damage of mercury on the tissues, namely : the antagonistic effect of na + - k + ~ atpase activity on the tissues between selenite and mercury, and the ultrastructural damage under the exposure of mercury
研究內容主要有:廣州市河涌沉積物及底棲生物體內重金屬含量及評價;汞和硒對劍尾魚的急性毒性和聯合毒性及安全濃度的評價;汞對劍尾魚鰓和肝臟中抗氧化系統的毒性,包括對總抗氧化能力、超氧化物歧化酶、谷胱甘肽過氧化物酶活力及丙二醛含量的測定及硒對其保護作用;汞對劍尾魚組織生理毒性即:汞對na ~ + - k ~ + atpase活力的影響及硒的保護作用和汞和對劍尾魚組織超微結構的損傷等。以高氯酸?硝酸消化法和火焰原子吸收分光光度法測定了廣州市河涌沉積物和底棲生物中重金屬含量。Distillation : thoroughgoing and separated 100 % free of the injurious heavy metal and chemical toxicant of the water to distill most pure water for the health and relieved in always
採用蒸餾法:將水中所有有害重金屬及化學毒物100 %徹底分離,製造出最晶純的水,使您喝出健康,喝的安心。Before now most of the research has concentrated on the action of single compounds against organisms. when two or more chemicals are applied simultaneously to a living system or unit, the combined effect may be one of the followings : additive action, antagonism and synergism
目前,有關污染物的生物效應研究多數還是集中在單個化合物的生物效應,隨著多種污染物(包括重金屬)進入水域環境后,所發生的聯合毒性效應往往表現為相加、拮抗或增毒作用。All results indicated that cd2 + had obvious harm to the enzymes. the endogenous protective system could be induced in refained degree under the press, however, which came to weakening along with the aggravation of cadmium, adding to extrinsic calcium could enhance the activities of sod and atpase properly, so protecting the damage of cadmium to the fish
鎘對草魚酶系統有明顯的毒害作用,內源性保護系統的保護作用在受到脅迫后能夠在一定限度內被誘導加強,但防禦反應隨著重金屬離子毒害的加重而減弱,提高水中ca ~ ( 2 + )濃度能夠適當增強體內酶的活性,對草魚的鎘毒性危害起保護作用。The dietary fiber contained in the sodoit fat eliminating formula can absorb toxins such as saturated fatty acid, cholesterol and heavy metal on the stomach wall, and strengthen enterogastric peristalsis to discharge toxins out of the body fast, thus to improve gloss and elasticity of the skin
瘦得易清脂配方內含的膳食纖維,它能吸附腸胃壁中的飽和脂肪酸、膽固醇、重金屬等毒素,並加強腸胃蠕動,使毒素快速排出體外,改善皮膚的光澤及彈性。01 ). poisonous metals such as cd, pb, cr and ni were mainly distributed in scale and gill. for fishes, the content of heavy metals in the edible part were far below pollution evaluation standards for marine organism and healthy standards for human consumption, which was safe to be eaten
魚類不同組織器官對各種重金屬積累能力明顯不同,有毒重金屬元素cd 、 pb 、 cr和ni主要分佈於鱗片和鰓中,其食用部分中各重金屬含量都遠低於「海洋生物污染評價標準」和「人體衛生消費標準」 ,具安全的食用價值。Numerous toxic factors include allergies, metabolic by - products, anxiety, emotional distress, dysfunctional relationships, genetic / metabolic disorders, overnutrition with excessive fat, sugar or protein, nutritional deficiencies, environmental poisons, heavy metals, infectious agents, smoking, poor hygiene, lack of sleep, functional / structural disabilities, and other noxious agents
毒素的因素包括:過敏,新陳代謝的副產物,憂慮,情緒低落,功能不良,基因及新陳代謝混亂,由過多油脂,糖,蛋白質引起的營養過度,營養不足,環境中毒,重金屬,傳染物質,抽煙,粗劣的衛生,缺乏睡眠,功能紊亂和其它有毒物質Zhejiang is a strong province in agriculture. with the planting area of great profit crop becoming large and the worth ascending, contaminated food, food poisoning and export of farm product meeting with a check by superscales of pesticide, heavy metals and nitrates get a extensive attention
浙江是一個農業大省,隨著經濟農作物種植面積的擴大和產值的上升,農藥、重金屬和硝酸鹽超標引起的食物污染、食物中毒和農產品出口受阻已受到人們的廣泛關注。Reverse osmosis is in a salt water such as raw water than natural infiltration to exert greater pressure on the pressure and make the water from the high concentration side infiltrate low concentrations party to the original edema water pressure to the membrane elements on the other side into pure water and raw water minor impurities, colloid, organic matter, heavy metals, bacteria, viruses and other harmful substances and are all retained from the sewage discharge into export
反滲透就是在有鹽份的水中如原水施加比自然滲透壓力更大的壓力,使水由濃度高的一方滲透到濃度低的一方,把原水腫的水分子壓到膜的另一邊變成純凈水,而原水中的細微雜質膠體有機物重金屬細菌病毒及其他有害物質都統統截留下來並經污水出口排放掉。由於反滲透膜的孔徑僅0 . 0001Pollution and potential biological toxicity assessment using heavy metals from surface sediments of jinzhou bay
錦州灣沉積物中重金屬污染的潛在生物毒性風險評價As the agricultural nfs is the most important factor for water environmental deterioration and lake eutrophication in china, more and more scientists and technologists focus on the control countermeasurc and pollution mechanism of agricultural non - point source ( nfs ). based on the investigation of natural resource and agricultural distribution, the loss rule of nitrogen and phosphorus in the typical land of qiandao lake watershed and distribution rule of the phytoplankton and physico - chemical characteristic in the lake were studied, and the input loading of nitrogen and phosphorus was also calculated by the annagnps model in this thesis. according to the routine monitoring data of the water environment in qiandao lake from 1989 to 2001, the concentrations of toxic substance and heavy metal were under the monitoring limit, but the total nitrogen ( tn ) and total phosphorus ( tp ) were much higher than the criterion for lake and reservoir
本文調查了千島湖流域的自然資源和農業生產情況,研究了典型坡地降雨徑流中的氮、磷污染物的輸出規律,利用annagnps模型估算流域農業非點源污染物輸入負荷,並在千島湖內設點采樣,對水質理化指標和浮游植物群落進行系統的研究,得出以下結論: 1989 2001年間的水環境常規監測資料統計分析表明,有毒物質和重金屬濃度長期在監測下限內, no _ 2 - n 、 no _ 3 - n 、 nh _ 3 - n年平均濃度均符合類標準,但湖泊水庫特定項目tn和tp濃度分別為超類和類,呈嚴重超標狀況,湖區主要污染因子是將導致富營養化的物質tn和tp 。Researchers suspect the decline in male births can be explained, at least in part, by paternal exposure to environmental toxins, such as certain pesticides, heavy metals, solvents or dioxins - chemical byproducts produced during incineration or the manufacture of other chemicals
研究人員懷疑,男孩出生數量的下降一部分是由於父親與殺蟲劑重金屬溶劑或二惡英等環境中的有毒物質的接觸造成的,這些有毒物質是在燃燒或製造其它化學物質過程中所產生的化學副產品。Researchers suspect the decline in male births can be explained, at least in part, by paternal exposure to environmental toxins, such as certain pesticides, heavy metals, solvents or dioxins - - chemical byproducts produced during incineration or the manufacture of other chemicals
研究人員懷疑,男孩出生數量的下降一部分是由於父親與殺蟲劑、重金屬、溶劑或二惡英等環境中的有毒物質的接觸造成的,這些有毒物質是在燃燒或製造其它化學物質過程中所產生的化學副產品。After adding la3 + and ce3 +, the enhancement of relative membrane penetration ( rmp ) by heavy metal stress was reduced, the peroxidation of membrane lipids was alleviated and to some degree protected the membrane from injury by heavy metal ions, thus utimately promote the tolerance ability of plants to heavy metal stress. mesurement of element consentration by icp - ms method showed that rare earths could decrease the accumulation of heavy metal ions in the plants through competition effect
在受重金屬離子污染的培養液中施加la ~ ( 3 + ) , ge ~ ( 3 + )后,與單一重金屬毒害相比, la ~ ( 3 + )和ce ~ ( 3 + )有效抑制了重金屬脅迫引起的細胞膜透性增加,使膜脂過氧化水平減弱,從而延緩了對膜的損傷,最終增強了對重金屬離子的抗性。The results also indicated that, in the beginning of the exposure time, cd, cr and zn had an accumulation peak in liver and then a decrease in accumulation concentration, which maybe associated with the interaction of mixed heavy metals or the detoxifcation of metallothionein ( mt ) in the livers
本研究首次發現cd 、 cr和zn三種重金屬在曝露初期,在肝臟的積累過程中,形成一個積累高峰,隨後下降,推測可能與混合重金屬間的相互作用有關,也可能與肝肋中mt的解毒功能有關。From the aspect of modification of vermiculite and adsorptive characteristics of environmental pollutants, this article has systematically summarized the pillared method and modification of vermiculite, the distribution of organic pillared agent in the interlayer of vermiculite, the pillared mechanism of vermiculite and the characteristics of vermiculite adsorbing heavy metal ions and toxic organic pollutants
本文從蛭石礦物的柱撐改性和對環境污染物的吸附性入手,系統綜述了蛭石礦物的柱撐方法及改進方法;有機柱化劑在蛭石礦物層間域中的排布;蛭石礦物的柱撐機理以及蛭石礦物對重金屬離子和毒害性有機污染物吸附特性。Sulfuric acid in soils may lead to the formation of ammonium sulfate, which causes the release of toxic aluminum and heavy metal ions that inhibit metabolic activity
土壤中的硫酸導致硫酸胺土壤的形成,進而導致可抑制生物新陳代謝活力的有毒的鋁和重金屬離子的釋放。分享友人