放射核素 的英文怎麼說
中文拼音 [fàngshèhésù]
放射核素
英文
active nucleus-
It is important that study gamma - ray spectrometry of field rock and soil in the earth ' s crust. its energies range between 30kev and 3000kev, where there is much information of natural radioactive nuclides, such as uranium, thorium, potassium, and information of artificial radioactive nuclides, such as cesium, americium, cobalt, and information of the results in interaction between gamma - ray and earth ' s crust
研究表明：野外地面射線能譜測量主要研究地殼巖石土壤中產生的能量約為30kev 3000kev的射線，這裡面包含著鈾、釷、鉀等天然放射性核素信息，核工程活動產生的大量人工放射性核素信息以及射線與地殼相互作用產生的相關信息。The environmental engineer has an interest in nuclear chemistry as the radioactivity emanating from changes in unstable elements can result in hazards to health.
環境工程師對核化學感興趣的是不穩定元素變化時放射出的放射性對人體健康的危害。Medical indium - 113m radionuclide generator
醫用銦- 113m放射性核素發生器Calibration and usage of ionization chamber systems for assay of radionuclides
放射性核素試樣用電離室系統的校準與使用Objective the aim of this paper is to study the value of preoperative lymphography and radionuclide imaging for rectal cancer patients
目的評價直腸癌病人術前淋巴管造影和放射性核素淋巴顯像的臨床價值。Abstract : objective the aim of this paper is to study the value of preoperative lymphography and radionuclide imaging for rectal cancer patients
文摘:目的評價直腸癌病人術前淋巴管造影和放射性核素淋巴顯像的臨床價值。Conclusion the lymphography yielded high resolving images and positive rate, which has a guide significance to lateral clearance and paraabdominal aorta clearance of the lymph node
放射性核素淋巴顯像，顯示淋巴區域廣泛，操作簡單，無並發癥，但缺點是顯示圖像粗略，反映一組淋巴結圖像，缺乏特異性。The widespread use of x - ray in medical diagnosis and treatment for some diseases in the early 30 s without realizing its harmful effects led to cases of radiation dermatitis and chronic ulceration, eventually resulting in radiation induced cancers. following these, various radiation induced malignances surfaced one after another, drawing attention on the detrimental effects due to radiation
在30年代初期， x射線和放射性核素曾應用於治療某些疾病。由於病人累積過高劑量，曾誘發白血病和肝癌、骨癌等惡性腫瘤。其後種種因輻射而誘發的疾病相繼發現，引起了人們對輻射危害的關注。Abstract : under the base of investigation and research on natural radioactive nuclein in coal of yili area, combining with the distributing characteristic and law of radioactive nuclein in coal of area and residents ' customer of using coal in yili area, the article raises decrement, resources, harmless and prevention and control measure of whole course managing rule with having a definite object in view and put foward a feasible plan and way for economie developmant of yili area, resonable development and utilization of coal resources, preventing from pollution because of mining and utilizing coal and further protecting people ' s health
文摘:在對伊犁地區煤中天然放射性核素調查研究的基礎上，結合伊犁地區煤中放射性核素分佈的特點、規律以及伊犁地區居民的用煤習慣，有的放矢的提出了減量化、資源化、無害化以及全過程管理原則的防治措施，為伊犁地區的經濟發展，煤炭資源的合理開發和利用，防止因煤炭的開采利用而造成的污染，建設性的提出了切實可行的方案和途徑。The determination for alpha - radio nuclide of radium in water
水中鐳的放射性核素的測定Glossary of terms : nuclear science and technology radionuclide
核科學技術術語放射性核素Radionuclide laboratories ; rules for preventive fire protection
放射性核素實驗室.防火保護規則Time integral of radionuclide concentration in air bq
空氣中放射性核素的時間積分活度濃度貝可The transuranic elements especially the minor actinides ( ma ) in spent fuel represent potential environmental radiotoxicity hazard in the long term
核電站乏燃料中超鈾核素，特別是其中的少數錒系核素（ minoractinides ，簡稱ma ） ，對環境具有潛在長期放射性危害性。Tgs method can determine quantitatively with high accuracy transuranic nuclides in heterogeneously distributed media with medium - and high - density, and is thus widely used to assay the location and quantity of selected radioisotopes in scraps and wastes within sealed containers
它是專用於準確定量測量中、高密度非均勻分佈介質中的放射性核素及其含量，是核設施中可回收物以及核廢物測量分析的主要方法之一。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。Evaluation of the relationship between left cardiac function and left ventricular remodeling in patients with myocardial infarction by gated cardiac blood pool imaging
放射性核素顯像評價心肌梗死左心功能及其與左心室重構的關系The value of fadionuclide bone imaging in diagnosing 170 cases with bone benign lesion
放射性核素骨顯像在骨良性病變中的臨床價值附170例分析Techniques of culture of prothoracic gland ( pg ) in vitro, 3h - ecdysteroid - radiounniunoassay, and methods of molecular biology and biophysics, for instance, nuclear magnetic resonance ( nmr ), circular dichroism cd ) and so on were engaged. the biological activity on ecdysteroidogenesis in vitro and in vivo of a group of analog peptides of bom - ptsp synthesized by chemical modifications and the relationship between the structures and functions were studied
本研究利用~ 3h -蛻皮激素放射免疫分析方法、分子生物學、生物物理學的方法和手段、體外培養和體內導入等技術對bom - ptsp及其一組人工合成的與ptsp結構類似的多肽進行了結構和功能關系的研究，鑒定了它們的生理活性及其與結構的關系，以及它們在家蠶體內的活性及其與結構的關系，還對ptsp及其類似多肽進行了核磁共振和圓二色的研究。The prediction of the concentration of radioactive nuclides is the basis and premise of emergency action and radioprotection
放射性核素濃度的確定是放射性事故搶險救援和輻射防護等工作的基礎和前提，是放射性事故應急救援的重要組成部分。分享友人