放射特徵 的英文怎麼說

中文拼音 [fàngshètèzhǐ]
放射特徵 英文
radioactive nature
  • 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） ...
  • 特 : Ⅰ形容詞（特殊; 超出一般） particular; special; exceptional; unusual Ⅱ副詞1 （特別） especially; v...
  • 徵 : 名詞[音樂] （古代五音之一 相當于簡譜的「5」） a note of the ancient chinese five tone scale corre...
  • 放射 : radiate; emit; blas; radiation; emission; shooting; shedding; abjection; emanation; effluence
  • 特徵 : characteristic; feature; properties; aspect; trait
  1. We have shown that it is possible to create a radioactivity characterized by the emission of positive or negative electrons in boron and magnesium, by bombardment with alpha rays

    我們已經展示了人工放射現象的可能性，這種放射現象的特徵是用以射線轟擊用咄硼和鎂中的正電子或負電子。
  2. Frame - building organisms mostly are sphinctozoa, inozoa, hydrozoa, tabulozoa. binding organisms mainly are bluegreen algae, tubiphytes and tabulozoa. accessory organisms are bryozoa, brachiopoda, foraminifera, echinodermata, etc. what ' s more, biota are different with various reef facies

    在各相帶內，生物組合也迥然不同，礁相以底棲生物為主，盆地相以海綿骨針、鈣球、放射蟲為特徵，而礁后相則以裸海松藻、有孔蟲、蜓類、棘皮類為特徵。
  3. The geochemistry characteristic of fuchsia radiolarian silicalite indicates that they deposited in the of edge of oceanic basin near the continental margin, not the typical caontinental margin environment

    從硅質巖的地球化學特徵表現來看，紫紅色放射蟲硅質巖部分不是形成於典型的大陸邊緣環境中，而是形成於近大陸邊緣的洋盆邊緣環境。
  4. 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。
  5. In order to save the cost of the home robot, the robot with single camera as its outer sensor has become a popular research field during the past few years. we need a method to describe the environment so that the single camera can be used effectively. in this paper a novel algorithm named scale invariant feature transformation ( sift ) is used to extract the key points of the environment

    為了利用單目視覺傳感器，需要一種相應的外界環境的描述方法，本文採用一種比例縮放不變的特徵點（ sift特徵點）來描述環境， sift特徵點具有比例縮放不變性，旋轉不變性和部分仿射不變性等優良性能，從而具有高度的可辨別性。
  6. Radiotherapy simulators - functional performance characteristics

    放射療法模擬器.功能性能特徵
  7. From some characteristics observed, such as the short lift time, narrow frequency band, fast frequency drift, quasi - periodic pulsation, spike event and complex magnetic structure, it is considered that the radiation mechanism of these events may be principally due to the electromagnetic waves magnified directly by the instable electronic cyclotron

    從它們的觀測特徵：短壽命，窄頻帶，頻率快速漂移，及尖峰事件與磁結構復雜的大黑子活動區密切相關等，認為這些事件的輻射機制可能是電子迴旋脈澤不穩定直接放大電磁波所致。
  8. A survey of literature shows that little study has been done on uptake of pollutants by plants from the polygonaceae, and that the reports about their physiological and biochemical characteristics under heavy metal stress were sporadically seen. a batch of sand culture and soil culture experiments were carried out to investigate heavy metal and radiocesium uptak e and accumulation by rumex acetosa linn, polygonum microcephalum d. don, and rumex hastatus d. don widely distributed on copper mining areas, and their physiological and biochemical characteristics under cu zn stress, as well their potentials in application to phytoremediation

    本論文以廣泛生長于銅礦區的蓼科植物酸模、小頭蓼和戟葉酸模為試驗材料，運用砂培、土培等方法，研究它們對重金屬（ cu 、 zn ）以及放射性核素（ ~ （ 134 ） cs ）的吸收和積累特性以及cu 、 zn脅迫條件下它們的生理生化特徵，初步探討它們在無機污染物污染土壤植物修復中的應用潛力。
  9. Over 25 isotopes of polonium are known, with atomic masses ranging from 192 to 218. polonium - 210, the predominant isotope of polonium, is radioactive and emits alpha particles on decay

    現時已知道釙元素有25個同位素，它們的質量數由192至218 ，釙210是當中顯著的一個同位素，具放射性特徵，會釋出放射性阿爾法粒子。
  10. Radionuclide imaging devices - characteristics and test conditions - single photon emission computed tomographs

    放射性核素成像設備.特徵和試驗條件.單光子放射計算機斷層攝影
  11. Radionuclide imaging devices - characteristics and test conditions - part 1 : positron emission tomographs

    放射性核素成像設備.特徵和試驗條件.第1部分:正電子放射x線體層照片
  12. Radionuclide imaging devices - characteristics and test conditions - part 2 : single photon emission computer tomographs

    放射性核素成像設備.特徵和試驗條件.第2部分:單光子放射計算機斷層攝影
  13. The gold lies the northern of paleovolcanic institution. the main stratum of the mine is arqishan formation of lower - carboniferous series. the annular faults and radial faults of the volcanic mechanism are very development

    礦區位於古火山機構的北緣，出露地層為陸相火山巖-火山碎屑巖建造特徵的下石炭統阿奇山組，火山機構邊緣環狀、放射狀斷裂發育。
  14. 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。
  15. The gold color of tiger eye represents the ability to manifest and the brown represents the energies of the earth. thus, tiger eye can help translate our ideas into reality. in other words, this stone boosts the confidence to pursue our dreams by helping us to recognize the inner resources we have to use for accomplishment

    虎睛顏色五彩紛呈，經特殊加工磨製可呈現出綺麗的虎眼鷹眼效應，單一深藍色又稱虎睛，在虎睛石中尤為珍貴，酷似兇猛的雄鷹在俯沖獵物石兇猛銳利的眼睛放射出捉摸不定令人膽寒的兇光，給人以權威的象徵。
  16. Uranium isotopes and their daughters emit - rays and x - rays during the decay process, their peak area and relative efficiency can be calculated through spectrum analysis

    在衰變過程中，鈾及其衰變子體放射出射線和特徵x射線，通過能譜分析可以求出它們的峰面積和相對探測效率。
  17. Based on the radioactive survey and results of sample analysis in certain radioactive - polluted area, anhui province, the spatial distribution of radioactive pollution source, the composition of radioactive nuclides are summarized, and the formation condition of radioactive pollution source in the investigated area are analysed

    摘要本文根據安徽某地放射性污染調查區的放射性測量和取樣分析結果，總結了該地區放射性污染源的空間分佈、放射性核素組成等特徵，分析了該區放射性污染源的形成條件。
  18. The pulse - peek sampling and adc module is able to catch a single and very narrow pulse in order to sample its peek value without being influenced by other pulses or noise. the pulse - peek sampling and adc module can also adapt itself to different rising edge of pulses, so it can scale different types of explorers made by our research institute

    X射線探測器定標分析系統的前端脈沖峰值採集及其轉換電路能夠實現單個快速脈沖的捕捉及對不同脈沖上升沿陡緩的適應，它對不同傳感器的放大信號特徵都有很好的適應性，對脈沖峰值采樣的結果具有很高的精度。
  19. 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
  20. On the basis of looking up a lot of referenced works, the phenomenon that lateral jet injected into the external air stream surrounding an intercepting missile is analyzed. the effects of jet interaction on forces and moments are described by interaction amplification factor, and the algorithm to calculate the interaction amplification factor is presented, then the motion model and the dynamics model of interceptor are established according to the previous analysis

    根據大量參考文獻的結論，分析了側向噴流射入攔截彈外流的流場特徵，以干擾放大因子來描述干擾效應對力和力矩的影響，給出了放大因子的計算方法，進一步建立了噴流側向力和空氣動力作用下的導彈運動學和動力學模型。
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