chemical contamination 中文意思是什麼

chemical contamination 解釋
化學污染
  • chemical : adj 化學的,化學作用的;應用化學的,用化學方法獲得的。n 〈常 pl 〉化學製品;藥品。 fine chemicals...
  • contamination : n. 污染;污穢,污物;(語言的)交感,感染錯合;(文章,故事等的)混合,拼湊。 ideological contamination精神污染。
  1. Chemical and stable carbon isotopic compositions of the ground waters of guiyang city, china : implications for biogeochemical cycle of carbon and contamination

    碳同位素和水化學在示蹤貴陽地下水碳的生物地球化學循環及污染中的應用
  2. Exploring the possible mechanisms is an important content of bioinorganic chemistry and ecotoxicology, which has signality in modifying contamination effect to animals. this thesis studies on the chemical speciation of mercury and selenium in dolphin livers, sub - chronic toxic effect of wistar rats of sodium selenite and mercuric chloride and investigates the antagonism mechanism from there aspects : 1. redistribution of mercury in the presence of selenium, 2

    本文以海豚肝臟為對象,研究其積累的高濃度汞硒化合物的化學形態和結構,並結合動物實驗的研究,從汞硒相互作用的總體生物學表現,汞硒在動物體內分佈變化和結合形態的變化以及汞硒化合物的結構等方面探討兩元素毒性拮抗作用機理。
  3. We will mount the historical photographs on acid - free or low alkaline paper. then the photographs can be stored inside archival boxes which are acid - free or low alkaline. this can prevent the contamination of the surface of photographs by dirt particles and wrapping paper that may lead to the chemical reaction like oxidation, yellowing and colour fastness

    部份藏品如歷史圖片及明信片更需要特別的保護,博物館會使用不含酸性或低鹼度的紙張及紙板裝裱歷史圖片,再存放于不含酸性或低鹼度的紙盒內,防止圖片上藥膜受到空氣及一般包裝紙的雜質污染而產生化學作用,如圖片氧化、變黃、退色等。
  4. In the area of watershed between the yangtze river and the huaihe river, there are a series of ecological environmental issues, such as fragile forest ecosystem, frequent drought damage, lake of water resources, serious soil and water loss and contamination by chemical fertilizer, pesticide and plastic membrane

    摘要分析了江淮分水嶺地區存在的森林生態系統脆弱,易旱多災,水資源短缺,土壤貧瘠,礦山開采過度,水土流水嚴重,化肥、農藥、農膜等農業化學品污染嚴重,農村生態環境退化等生態環境問題。
  5. New tracers and their analysis methods, new developments on the interpretation of tracer response and new concepts & methods contributed on tracer methodology. since 1980s, interwell radiotracer test has gained rapid development. the main reasons are radiotracers has the advancetages of high sensitivity, wide selectivity and no chemical contamination on the reservoir

    自上世紀八十年代以來,放射性井間示蹤測試在國際上得到了很大的發展,主要是因為放射性示蹤劑具有種類多、檢測靈敏度高、並且對油藏不產生化學污染等優點。
  6. Chemical contamination in food in jiangmen

    江門市2004年食品化學污染物監測結果分析
  7. Private inspectors hired by u. s. companies to check out foreign plants report finding very good ones but also some without walls and that are open to dust and pests, chemical equipment crowded in ways that could lead to cross - contamination, and one plant that had a hornet ' s nest atop a drugmaking vat

    從一些美國公司雇傭的私人檢查官對外國工廠的審計報告來看,有些工廠做的非常好,但是也有一些企業沒有有效措施防止灰塵和有害物質進入,化工原料堆積在一起容易導致交叉污染,一家工廠生產藥品的桶上竟然有個馬蜂窩!
  8. 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。
  9. Especially for the high performance and quality of super - smooth optical glass substrate that includes mechanically polished optical substrate and chemical - mechanically polished optical substrate, particulate contamination becomes the main problem of total yield loss

    光學基片是光學器件中的重要元件,提高光學器件性能的一項關鍵技術就是進一步改善光學基片的表面特性。
  10. Withdraw only the amount of chemical needed for the job in progress. guard it from contamination and return any unused chemical to stores

    僅僅取出工作過程中需要量的化學品,及時處理化學品的污染,沒有用完的化學品要歸還到庫房中存放。
  11. Chief among them are concerns about microbial or chemical contamination of food products

    其中主要的問題是食品的微生物和化學物污染。
  12. The quality committee of ipc works on adopting standards for pepper, including physical characteristics and microbiological and chemical contamination

    Ipc質量委員會正在制定胡椒標準,包括物理特徵及微生物及化學污染物。
  13. Under the regulation, the director of agriculture, fisheries and conservation is empowered to suspend supply of and to recall food animals or fodder that are suspected of chemical contamination

    該規例亦授權漁農自然護理署署長在懷疑有食用動物或飼料受到化學物污染時,命令暫停供應或收回該等食用動物或飼料。
  14. Over the past eight years, dozens of investigators have blamed the increase on the amphibians ' greater exposure to ultraviolet radiation, on chemical contamination of water or on a parasite epidemic

    過去八年來,許多研究者認為,畸形兩生類增加的原因在於?們暴露于較高的紫外線輻射之下、水域的化學污染,或是寄生生物的傳染。
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