ddt 中文意思是什麼

ddt 解釋
DDT ＝ dichloro-diphenyl-trichloroethane 【化學】二氯二苯三氯乙烷，滴滴涕〈一種殺蟲劑〉。

  1. By 1970 ddt spraying, elimination of mosquito breeding sites and the expanded use of antimalarial drugs freed more than 500 million people, or roughly one third of those previously living under malaria ' s cloud

    到了1970年，由於噴? ddt 、清除蚊子繁殖地，以及擴大使用抗瘧藥物，超過五億人得以免受瘧疾的威脅，約略是原先生活在瘧疾陰影下人口的1 / 3 。
  2. The pathway of ddt degradation in soil has not been fully ascertained.

    在土壤中滴滴涕降解的途徑還沒有充分調查。
  3. Ddt molecules in water tend to migrate to the surface.

    在水中滴滴涕分子趨向于向水面移動。
  4. Many microorganisms possess the ability to dehydrohalogenate ddt to dde.

    許多微生物使滴滴涕脫鹵化氫變為滴滴依。
  5. Determination of hch and ddt residues in foods

    食品中六六六滴滴涕殘留量的測定
  6. Accumulation and metabolism of 14c - ddt in cirrhina molitorella

    在鯪魚中的積累與代謝
  7. Many insects have became resistant to ddt

    很多昆蟲對ddt都有了抵抗力。
  8. Then came the golden days of ddt ( dichlorodiphenyltrichloroethane )

    然後就是ddt的黃金年代。
  9. Method for determination of bhc and ddt residues in foods

    食品中六六六滴滴涕殘留量的測定方法
  10. Determination of hch and ddt in feeds

    飼料中六六六滴滴涕的測定
  11. Ddt deflagration to detonation transision

    爆燃到爆轟的躍進
  12. Chlorinated hydrocarbon a hydrocarbon in which one or more hydrogen atoms are replaced by chlorine atoms. some chlorinated hydrocarbons are used as insecticides, e. g. aldrin, dieldrin, and ddt

    氯代烴類：烴中一個或多個氫原子被氯原子取代。一些氯代烴類被用來作殺蟲劑。如艾氏劑、狄氏劑和ddt 。
  13. A study on the combined estrogenic effects of the isomers and the homologue of ddt pesticide

    類農藥同分異構體和同系物的聯合雌激素效應
  14. Study on the estrogenic activities of ddt pesticides based on the gene recombinant yeast cell

    結論嘉陵江水中有機污染物可誘導大鼠肝細胞芳烴受體
  15. In the research lindane and ddt have been selected as the representatives of persistent organic pollutants

    研究了林丹和dd7在土壤中的降解殘留狀況。
  16. Lindane and ddt are typical persistent organic pollutants that have been used as pesticides in china for long period and that have caused extensive pollution

    林丹和dd7是曾經在我國使用歷史較長、造成污染較為普遍的持久性有機污染物。
  17. Lindane ddt deltamethrin and carbofuran to exert a certain influence to soil nematode density, nematode community structure in being cultivated in a pot and experimental, but not a decisive factor

    林丹、 ddt 、溴氰菊酯和呋喃丹對模擬實驗中的土壤線蟲密度、線蟲群落結構產生一定影響，但不是決定因素。
  18. 3. it is exert through cultivated in a pot experiment cultivation for two month lindane and ddt original pesticide experiment after two month to get soil examine appearing value very low to find to observe. soil sampled form j and n farm which have used lindane and ddt for 40 years, the analysis result showed that the residue of the two pesticides are very high. lindane remains and reaches as high as 996. 06 g kg - 1, and ddt is 3382. 75 g kg - 1 4

    經過盆栽實驗兩個月的培養觀察發現施加到土壤中的林丹與ddt原藥在兩個月的實驗后檢出值較低具有使用林丹、 ddt四十年歷史的北京近郊j 、 n農場中兩種農藥殘留較高，林丹殘留最高可達： 996 . 06 g ? kg ~ （ - 1 ） ， ddt殘留最高可達： 3382 . 75 g ? kg ~ （ - 1 ） 。
  19. Thousands of new chemicals, like ddt, soon resided in every living tissue.

    DDT等無數新的化學品，很快滲進了每個活組織。
  20. Fortunately, in 1972, a law was passed to ban ddt, which saved the bald eagle from total wipeout

    幸運地是， 1972年，美國通過了一項禁止使用ddt的法律，該禁令挽救禿頭鷹不至滅絕。
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