polycyclic 中文意思是什麼

polycyclic 解釋
adj. 形容詞 1. 【生物學】多輪的。
2. 【化學】多環的。

  1. The macules spread to the upper trunk and bilateral forearms gradually, and the ones on the anterior chest even coalesced to form a polycyclic or whirled pattern

    這些病灶隨時問逐漸擴及軀幹上半部及雙側前臂，在胸前的病灶甚至融合為多環或是漩渦狀。
  2. Pah soil analysis. determination of polycyclic aromatic hydrocarbons

    土壤分析.多環芳香烴
  3. Pah soil analysis - determination of polycyclic aromatic hydrocarbons

    土壤分析.多環芳香莖
  4. Advances in study on photolysis of polycyclic aromatic hydrocarbons

    多環芳烴光降解研究進展
  5. In species of pines which are polycyclic flower initiation must occur over a wide time range.

    具有多環球花的松樹屬種，其花的孕育期會延續較長的時間。
  6. Incense is burnt in many chinese homes and polycyclic aromatic hydrocarbons have been recovered from incense smoke.

    很多中國人家裡點香，香的煙中已經發現有多環芳香族碳氫化合物。
  7. More work is needed to uncover whether such a core exists or whether the polycyclic compounds result from the drastic treatments.

    為了揭開這樣一種芳核是否存在，或者多環化合物是不是由於劇烈處理所引起的問題，必須進行大量的工作。
  8. Pcah polycyclic aromatic hydrocarbons

    多環芳香族碳氫化合物
  9. Adsorption of polycyclic aromatic hydrocarbons with carbon in fly ash

    燃煤飛灰中碳對多環芳烴吸附作用的研究
  10. The environmental behaviors of polycyclic aromatic hydrocarbons in the soil

    多環芳烴在土壤中的環境行為研究進展
  11. Workplace air. sampling and analysis of the polycyclic aromatic hydrocarbons

    工作場所空氣.多環芳香碳氫化合物的取樣和分析
  12. Petroleum products and lubricants. determination of polycyclic aromatics in unused lubricating base oils. dimethyl sulphoxide extraction refractive index method

    石油產品和潤滑劑.未用的潤滑基油的多環芳香劑的測定.二甲基亞碸萃取折光指數法
  13. Methods of test for petroleum and its products - determination of polycyclic aromatics in unused lubricating base oils and asphaltene free petroleum fractions - dimethyl sulphoxide extraction refractive index method

    石油和石油產品試驗方法.第102部分:未用的潤滑基油和不含瀝青烯的石油餾分物中多環芳香族環烴的測定.二甲硫析取物折射指數法
  14. On earth, polycyclic aromatic hydrocarbons are found on burnt toast and in automobile exhaust

    在地球上，可以在烤土司和汽車尾氣中找到多環芳烴。
  15. Relationship between the optical activity and the structure of some fused polycyclic compounds

    一些多環稠合化合物的旋光性和結構的關系
  16. Study on concentration and distribution characteristics of polycyclic aromatic hydrocarbons in soils of cinnamomum camphora stand

    樟樹林地土壤多環芳烴的含量及其分佈特徵
  17. Ratio method, factor analysis method and multiple regression model were applied to source apportionment experiment of polycyclic aromatic hydrocarbons ( pahs ) in airborne particulate at traffic areas in nanjing

    摘要通過比值法、因子分析法和多元逐步回歸模型對南京市交通幹道區顆粒物中的多環芳烴的源解析進行研究。
  18. In this paper, kandelia candel ( l. ) druce hypocotyls were cultivated in sand and treated with 15 % seawater for 60 days under laboratory conditions. the influence of increasing concentrations of napthalene and pyrene ( 0, 0. 1, 1 and 10mg / l ) on hypocotyl germination and growth, photosynthesis metabolism, water metabolism and membrane protection system were observed to inquire into the ecophysiological responses of mangrove k. candel to pahs phytotoxicity. moreover, the concentration and distribution of parent polycyclic aromatic hydrocarbons ( pah ' s ) in surface sediment, underground root and leaf residue of mangroves in jiulong river estuary ( fugong, north and south shores of haimen island, baijiao ), neighbouring xiamen western harbour ( dong islet ) and dongzui harbour ( fenglin ) were examined

    在實驗室條件下，分別以0 . 1 、 1和10mg l的萘（ nap ）和芘（ pyr ） 3個梯度濃度組級砂基培養秋茄（ kandeliacandel （ l . ） druce ）幼苗，培養基鹽度15 ，培養期60d ，以不加pahs為對照，分析了nap和pyr對紅樹植物秋茄幼苗的生長、光合代謝、水分代謝以及膜保護系統的影響，探討pahs對紅樹植物秋茄的的生理生態效應及植物性毒害（ phytotoxicity ）的機理。
  19. Standard practice for using field - portable fiber optics synchronous fluorescence spectrometer for quantification of field samples for aromatic and polycyclic aromatic hydrocarbons

    芳烴和多環烴現場取樣合格評定用現場便攜式光纖同步熒光分光光度計標準實施規程
  20. Size distribution of n - alkanes and polycyclic aromatic hydrocarbons in urban aerosol of guangzhou, china

    廣州市空氣顆粒物中烴類物質的粒徑分佈
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