輻射敏化 的英文怎麼說
中文拼音 [fúshèmǐnhuà]
輻射敏化
英文
radiation sensitizing-
The influences of irradiation sensitive agent on the biological effects of the wheat implanted by the heavy ions
輻射敏化劑對離子注入小麥生物學效應的影響After measuring dark current, photocurrent and response to x pulse of gaas detector before and after 1. 7 mev electronic radiation, the response tune, fall time of trailing edge, full width of half maximum ( fwhm ), sensitivity, carrier life, mobility are researched and contrasted. the result shows that the response speed of detector, time resolution ratio and nonlinear of back edge of output signal have been improved greatly after electronic radiation. though sensitivity of the detector reduces, its measuring range can be widened
為了使探測器的性能得到進一步的提高,我們對其進行了電子輻照改性,並測量了本徵砷化鎵探測器和經過1 . 7mev電子輻照的探測器的暗電流、光電流及對x射線的脈沖響應,並對其響應時間,后沿下降時間,半高寬( fwhm ) ,載流子壽命,靈敏度進行對比,研究,結果顯示經電子輻照后的探測器的性能得到了改善,使響應速度,分辯率進一步提高,並消除了探測器輸出信號后沿的非線性,雖靈敏度有所降低,反而使其測量范圍得以拓寬。In this paper, radiation curing and photo curing are compared. the fundamental process of electron beam ( eb ) curing is elaborated, and the features of eb cured composites are discussed. furthermore, the development of eb cured composites technology is summarized, which includes the selection of the resins suitable for eb curing, photoinitiators, active diluents and the curing mechanism. finally, a kind of low - energy eb curing technology is introduced and some innovative resins are exploited
對輻射固化與光固化進行了比較,闡述了電子束輻射固化的基本過程,並對電子束固化復合材料的技術特點進行了概述.此外,還詳細總結了電子束固化復合材料技術的發展狀況,包括可電子束固化的樹脂體系,輻敏劑以及活性稀釋劑的選擇和應用,固化機理的研究.最後,還對復合材料的低能電子束固化技術以及新型樹脂體系的探索進行了總結The results also show that the precipitation forecast of the system is very sensitive to cumulus parameterization scheme, planet boundary layer ( pbl ) scheme and radiation scheme. for smaller meshes, the grell cumulus parameterization scheme is better than the other three cumulus parameterization schemes that are also tested in the experiments
數值模擬試驗結果還顯示,模擬降水預報對積雲參數化方案、邊界層參數化方案、輻射參數化方案等比較敏感;在網格比較小時, grell積雲參數化方案優于本文試驗的另外三種積雲參數化方案。In this paper, we ore going to analyze the effect factors of collector from the aspects of radiation condition, in - phase of supply and demand and sensitivity of shelter and variation of combinatorial plane, then discuss them with some design examples
該文擬從輻射條件、供需同步性及對遮擋及組合面變化的敏感性方面對影響集光器姿態的因素進行分析,並結合設計實例進行探討。The low and flat coastal plain, the vulnerable muddy coast and the radiate sand ridges without external sediment supply in jiangsu province are extraordinarily sensitive to coastal dynamical changes. faced with the possible sea - level rise in the future, inevitably, the region will be exposed to serious impacts comparatively
江蘇中部低平的濱海平原、脆弱的淤泥質海岸和缺少外來泥沙供給的輻射沙洲對海岸動力變化異常敏感,面對未來可能的海面上升,該區域必將受到較為嚴重的影響。The qinshan power station environment supervisor system for the nuclear radiation dosage is an intelligent continual online supervisor system. it is equipped with high alert automated device with rs131, which makes it getting stronger functions and higher abilities
秦山核電站環境輻射監測系統是一個全自動智能化連續在線輻射監測系統,它配備了高靈敏度、寬量程的輻射探測儀和自動采樣設備,該系統功能強,可靠性高。Recently, a new gene dr0167 ( pprl or irre ) that serves as a general switch for downstream dna repair and protection pathways via its regulatory function on the gene expression of reca, ppra was discoveried. expression of d. radiodurans pprl also promotes dna repair and protection pathways and enhances the radioresistance of e. coli. this finding provides a new clue to understand the mechanism of dna repair, especially double strand break ( dsb ) repair
最近我們實驗室在耐輻射球菌電離輻射敏感株中鑒定了一個與電離輻射抗性相關的基因ppri ,該基因可能通過調控dr細菌reca 、 ppra等基因的表達加速對電離輻射引起的dna損傷修復,而在大腸桿菌中表達ppri基因能促進reca 、 soda等表達水平顯著提高,使其抗輻射和抗氧化能力明顯增強,這將為我們理解其特殊抗性機制,特別是雙鏈斷裂修復提供新的線索。Testing of mechanical properties of radiation sensitive film materials ; determination of the dimensional change of photographic films and papers
輻射敏感材料機械性能試驗.攝影膠片和相紙的尺寸變化The receiver works on active mode and passive mode in different time. in active mode, the receiver is narrow - band and high sensitive, and if phase - lock technology is used to stabilize receiving frequency. and in passive mode, the receiver is an all - power millimeter wave radiometer with periodic calibration to improve measure precision
此接收機採用分時工作體制,在主動工作方式時為窄帶的高靈敏度毫米波接收機,接收機中採用中頻鎖相技術,簡化了毫米波鎖相帶來的困難;在被動工作方式時為全功率型的毫米波輻射計,這種輻射計在每次測量后都採用兩個標準源對輻射計定標,實現周期定標,消除因系統增益波動和有效本機噪聲波動帶來的測量誤差,提高測量測量精度。The results show : ( 1 ) the light compensation point and light saturation point of s1 s2 and s3 were in range of 12 ~ 27 mol / m2 s and 180 ~ 360 mol / m2 s, respectively, and they changed with the irradiance. ( 2 ) both light compensation point and light saturation point of s1 were higher than those of s2 and 83, and s1 showed greater capability against high irradiance than s2 and s3. ( 3 ) the optimal temperature of the three strains were 25, 35 and 30, respectively, and they had temporal effect. ( 4 ) respiratory rate rose as the temperature rising, and at about 40, it reached the peak
結果表明: ( 1 ) s _ 1 、 s _ 2 、 s _ 3的光補償點和光飽和點的變化范圍分別為12 27 mol m ~ 2 ? s和144 360 mol m ~ 2 ? s ,二者可隨光照環境的變化而變化,其中s _ 1的光補償點和光飽和點均高於s _ 2和s _ 3 ,且表現出強于其餘兩個藻種的抵禦強光輻射的能力; ( 2 )三個藻種的最適溫度分別為25 , 35 ,和30 ,具有時間效應; ( 3 )呼吸速率隨溫度的升高而升高,最大值出現在40附近;溫度低於25 , s _ 1的光合速率最高,呼吸速率最低,表現出很強的低溫適應性; ( 4 )螺旋藻的光合特性可隨光照環境的變化而變化,光強增強,可使螺旋藻的最適光照范圍增大,抵禦強輻射的能力增強; ( 5 )螺旋藻受到溫度脅迫時,其最適光照范圍變窄,對光強的敏感性增加。Hxmt can achieve the following science missions : ( 1 ) observing the hard x - ray in the whole space and plotting its distributional map. ( 2 ) image observing the interested space deeply. ( 3 ) continuously and sensitively observing the special celestial bodies, and gained the energy spectrum and changes with time of the celestial bodies " radiation
它能完成下述科學任務: ( 1 )完成硬x射線巡天觀測,描繪硬x射線天圖; ( 2 )對感興趣天區作深度的成像觀測; ( 3 )對特殊的天體作高靈敏度連續觀測,得到其輻射的能譜和時間變化。分享友人