放射化物質 的英文怎麼說

中文拼音 [fàngshèhuàwùzhí]
放射化物質 英文
activating agent
  • 放 : releaseset freelet go
  • 射 : Ⅰ動詞1 （用推力或彈力送出） shoot; fire 2 （液體受到壓力迅速擠出） discharge in a jet 3 （放出） ...
  • 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...
  • 質 : Ⅰ名詞1 （性質; 本質） nature; character; essence 2 （質量） quality 3 （物質） matter; substance;...
  • 放射 : radiate; emit; blas; radiation; emission; shooting; shedding; abjection; emanation; effluence
  • 物質 : matter; substance; material
  1. After several days, the enclosed atmosphere was tested for radioactivity, which might indicate that the nutrients had somehow been metabolized.

    幾天之後，測驗封閉在裏面的空氣是否有放射性。如果有的話，說明營養物質多少已經產生代謝變化。
  2. This paper introduces the latest progress of high level radioactive waste disposal programs in the world, and discusses the key scientific issues as follows ： ( 1 ) the precise prediction of the evolution of a repository site ; ( 2 ) the characteristics of deep geological environment ; ( 3 ) the behaviour of deep rock mass, groundwater and engineering material under coupled conditions ( intermediate to high temperatures, geostress, hydraulic, chemical, biological and radiation process, etc ) ; ( 4 ) the geochemical behaviour of transuranic radionuclides with low concentration and its movement with groundwater : and ( 5 ) the safety assessment of disposal system

    在介紹國內外最新研究進展的基礎上，重點討論高放廢物地質處置的若干關鍵科學問題：處置庫場址地質演化的精確預測、深部地質環境特徵、多場耦合條件下（中（高）溫、地殼應力、水力作用、化學作用、生物作用和輻射作用等）深部巖體、地下水和工程材料的行為、低濃度超鈾放射性核素的地球化學行為與隨地下水遷移行為及處置系統的安全評價。
  3. The study of foraminifera, ostrocoda, radiolaria and calcareous nannofossil plays an important ， indispensable and useful role in the marine geology research

    其中有孔蟲、介形蟲、放射蟲、超微化石等海洋微體生物殼體是海洋地質研究不可缺少和替代的重要部分。
  4. The major difference between the two is that instead of a positron - emitting substance, spect uses a radioactive tracer that emits high - energy photons

    這兩種技術最大的區別在於，單光子發射計算機化成像不用發射正電子的物質，而是用一個能發出高能量光子的有放射性的跟蹤劑。
  5. These toxic substance include pesticides, heavy metals and its compound materials, organic and inorganic matters, micro - organisms, oily materials, plant nutrients, various discarded garbage and radioactive substances, etc. the sources of the water pollution mainly come from unprocessed factory, domestic and hospital sewages

    這些有害物質包括農藥重金屬及其化合物等有毒物質，有機和無機化學物質，致病微生物油類物質植物營養物，各種廢棄物和放射性物質等。水污染的來源主要是未加處理的工業廢水生活廢水和醫院污水。
  6. A living organism would take in the radioactive carbon and convert it to organic material.

    有生命的有機體會吸收具有放射的碳，並把它轉化為有機物質。
  7. The radiolarite and the biological remains in the silicalite of changkeng gold - silver deposit, guangdong

    廣東長坑金銀礦床硅質巖中的放射蟲化石及生物化石殘跡
  8. Examples of prohibited articles are dangerous drugs, chemicals that are essential for the manufacturing of dangerous drugs or psychotropic substances, firearms and ammunition, strategic commodities, pharmaceutical products, medicines, radioactive substances, irradiating apparatus, radio transmitting equipment, endangered species, animals and plants, pesticides, ozone depleting substances, textiles, rough diamonds and certain foodstuff

    禁運貨品包括危險藥品、製造危險藥品或精神藥物所需的化學品、槍械及軍火、戰略商品、藥劑產品、藥物、放射性物質、輻照儀器、無線電發送器具、瀕臨絕種物種、動植物、除蟲劑、耗蝕臭氧層物質、紡織品、未經加工鉆石及若干食品。
  9. When they were respectively used as separator in zn / k2feo4 battery, the percent of capacity of the cathode active material na2feo4 were : microfiber glass mat ' s : 93 % ; polyethylene ' s : 68 % ; polypropylene ' s : 56 % ; polyvinyl chloride ' s : 47 % ; vinylon ' s : 38 % ; soapnated cellulose acetate ' s : 24 %. although five of them ( not concluding soapnated cellulose acetate ) had very weak or weaker reductivity as separator in super - iron battery, for which th ey were more suitable to being separator in super - iron battery

    作為隔膜用於zn k _ 2feo _ 4實驗電池，正極活性物質k _ 2feo _ 4的放電容量效率分別為復合玻璃纖維膜93 、輻射接枝聚乙烯膜68 、改性聚丙烯微孔膜56 、聚氯乙烯微孔膜47 、維尼綸無紡布38 、皂化再生纖維素膜24 。
  10. A radioactive particle moving in a blood stream causes transient changes of dose rate near its path.

    當一個放射性物質在血流中移動時在它的路徑附近引起劑量率的瞬間變化。
  11. It is evident that their abundance change and preservation are associated closely with these environmental control factors, and high surface nutrient and productivity controlled by the variations of large scale seasonal climate and input of terrestrial detritus

    它們與壞境控制因素關系的分析表明，矽藻、放射蟲和海綿骨針豐度的高低及其保存程度與深度、溫度、鹽度和受大規模季節性氣候變化控制的表層海水的高營養和高生產力，以及陸源物質輸入的變化密切相關。
  12. The permeation of mps into superficial tissue was demonstrated using a radioactive labeled substance as well as chemical - analytical and histochemical methods

    用放射活性標記物質、化學分析和組織化學法證實mps （多磺酸粘多糖）能滲透入淺表組織。
  13. Nuclear particle track - etched anti - counterfeit marking is a new weapon against fake products. the mark is manufactured by intricate high technology in state - controlled sensitive nuclear facilities which ensures that the mark can not be copied. the pattern of the mark is characterized by its permeability, and can be distinguished from fakes by using a transparent liquid ( e. g. water ), colored pen or chemical reagent. the technique has passed the official health safety examination and poses no danger of nuclear irradiation

    用核粒子照射塑料薄膜形成徑跡，再經化學試劑蝕刻和成像技術，得到由微米級微孔組成的圖案.這種圖案具有物質透過特性.用這種方法生產的核徑跡防偽標志，具備核尖端技術不易擴散，製作設備不易得到，產品用其他方法難以偽造，防偽識別簡單、快速、可靠等特點.此種標志已經通過放射性安全檢測，可以用於各種商品（包括食品）的包裝
  14. The new rules which hae just come into effect require states to report anything that could result in public health emergencies of international concern, such as those caused by radioactie materials or chemicals and contaminated food

    新規章剛剛生效，要求各國報告任何導致國際關注的突發公共衛生事件，例如那些由放射性物質或化學物質及污染食品引起的事件。
  15. Abstract : on the basis of geological setting, burial characteristics and circumjacent environment of the graveyards of the spring and autumn period, the period of warring states, qin dynasty and han dynasty in hunan province, the authors used such geophysical and geochemical integrated methods as radiometric radon survey, mercurometric survey and ground penetrating radar to explore four large - medium - sized ab chu - tombs in a certain county in northwestern hunan and yangjianshan ancient tombs in changsha city. the results indicate the successfulness in prospecting for the integrity of the anciernt tombs

    文摘:根據湖南春秋戰國?秦漢古墓葬地質條件、埋葬特徵與周邊環境，遵循準確、簡便、快捷和經濟的原則，選擇並運用放射性氡測量、汞測量和探地雷達等方法，對湘西北某縣ab戰國楚墓群4個大中型古墓和長沙楊家山古墓開展物化探綜合勘查試驗，取得了古墓完整性勘查研究的初步成功。
  16. The earth is covered by a blanket of gases which allows light energy from the sun to reach the earth s surface, where it is converted to heat energy

    所謂溫室效應，就是太陽短波輻射可以透過大氣射入地面，而地面增暖後放出的長波輻射卻被大氣中的二氧化碳等物質所吸收。
  17. The variation of the film composition can be monitored by using the method of spectrum analysis during the film deposition ( for the intensity of the persistent line is proportional to the particle density of the element in the vacuum chamber ). the measurement of the transmission spectrum of the film on a transparent substrate can be used to calculate the film parameters, such as refractive index, extinction coefficient and the thickness of the film. therefore, the combination of the two methods would be helpful to on line monitoring the film constituents and the optical paramenters in the preparation of thin films

    在制備薄膜的過程中，利用光譜分析的方法，以放電光譜特徵譜線強度的變化來反映相應物質成分的變化，以連續光譜光源發出的光透射過薄膜的透射率的變化，來反映薄膜的厚度、折射率、吸收系數等光學參數的變化，從而達到在制膜過程中，對薄膜的成分、厚度等參數進行在線監控的目的
  18. In reality the proportion of the hypothetical element was far lower and it took several years to show unequivocally that pitchblende contains at least one highly - radioactive material which is a new element in the sense that chemistry attaches to the term

    實際上這種假設中的元素的濃度要小得多，我們花了幾年時間才明確無誤地證明瀝青鈾礦物質中至少含有一種高放射性物質，在化學意義上這就是一種新元素。
  19. Studies of radioactive and chemical contaminants have taught scientists a great deal about the hazards of toxins and their threat to people and nature

    對放射性物質和化學污染物的研究，使科學家認識到許多關于毒素的危害以及它們對人類和自然的威脅。
  20. Radioactive material refers to material that may emit ionizing radiation by spontaneous nuclear transformation

    三放射性物質：指可經由自發性核變化釋出遊離輻射之物質。
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