放射性探測器 的英文怎麼說
中文拼音 [fàngshèxìngtàncèqì]
放射性探測器
英文
activation detector- 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) ...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 探 : Ⅰ動詞1 (試圖發現) try to find out; explore; sound 2 (看望) call on; visit; see 3 (向前伸出)...
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 放射性 : [物理學] radioactivity; activity; emissivity
- 放射 : radiate; emit; blas; radiation; emission; shooting; shedding; abjection; emanation; effluence
- 探測器 : finder; detector; seeker; sounder; probe
- 探測 : survey; search; sound; probe; sounding; detection; acquisition; reconnaissance; localization; fin...
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With the corrected parameter files, the results indicate that the isotopic abundance in the sample can be determined within 2 % error using a hpge detector system. artificial neural networks ( ann ) are a class of models based on neural computation and have been applied to the measurement of uranium enrichment. the principles of ann methods used in uranium measurement are presented in this paper and the conditions of analysis proceedings are described
在核保障核查測量中和實物監測中,測量對象往往是規格確定並種類有限的元件或部件,只需要關心測量對象的屬性是否發生了變化,或者對同一種類的放射性樣品的一致性做出判斷,這種要求下使用神經網路方法是比較適宜的,並且神經網路方法是與探測器和探測效率無關的。Medical electrical equipment. part 2 : particular requiremet for the safety of patient contact dosemeters used in radiotherapy with electrically connected radiation detectors
醫療用電氣設備.第2部分:用電連接放射探測器的放射治療法測定病人接觸劑量計安全性的特殊要求This project is focused on microbolometer fpa. this program includes the development design and simulation tools, material research, fabrication process development, and detector and readout circuitry design, fabrication and characterization. the work done in this paper is described as follows : the theory of microbolometer fpa is expounded
課題的重點放在非致冷微測輻射熱計焦平面陣列,這種非致冷紅外產品的設計研製工作包括:設計和模擬工具的研究、材料選擇和器件製作工藝的研究、探測器和讀出電路的設計研究、真空封裝和性能表徵的研究等。Low level detector
低放射性探測器The above three monitoring systems are high purity germanium based or sodium iodide based to monitor the activity concentrations of the radionuclides in foodstuffs or drinking water rapidly
這三個監測系統是利用高純度鍺探測器或碘化鈉探測器迅速監測食水及食物中的放射性核素含量。This article introduces the process and requirements of detection set by iaea in the light of the need for detection, setting of investigation levels and alarm threshold, selection of instrument, location and evaluation of radioactive materials
本文從探查需求分析、調查水平和報警閾的確定、儀器選擇、探測報警、核查定位、鑒別等幾個方面介紹了對非法運輸放射性物質進行探查的一般過程和要求。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。Nuclear instrumentation - thallium activated sodium iodide detector systems for assay of radionuclides - calibration and usage
核儀器.放射性核素分析用鉈活性碘化鈉探測系統.校正和使用方法Nuclear instrumentation - thallium activated sodium iodide detector systems for assay of radionuclides - calibration and usage iec 61453 : 1997
核儀器.放射性核素分析用鉈活性碘化鈉探測系統.校正Radiation protection instrumentation - measurement of discrete radionuclides in the environment - in situ photon spectrometry system using a germanium detector
輻射防護儀器.測量環境中的放射性核素.使用鍺探測器的現場光子光譜測定系統Manufactures interconnect products for electronic and industrial applications with subsidiaries and sales offices in many countries
-生產物探儀器,產品有地震勘探電法勘探放射性勘探測井勘探儀器地震檢波器等。Secondly, basing on the theory of on - off gain of small signal, the raman gain coefficient for frequency shift between 0. 5 and 20 thz of standard sigle mode optical fiber is measured by pump - probe method through a super luminescent diode ( sld ) as a broadband small signal probe source. thirdly, numerical simulation analysis of gain characteristic of raman fiber amplifier for c band wdm signal light is made according to the raman gain coefficient of the fiber measured before through target and four rank runge - kutta method. at the invariability of wavelength and maximum power of each of two pumps, schematic of powers of two pumps for best flatness on c band wdm optical gain was found out, at the same time, the factors of resulting in gain saturation is analyzed, too
本文首先應用經典的電磁理論對拉曼光纖放大器的工作機制進行了分析,然後,根據小信號理論推導出的開關增益求出了光纖拉曼增益系數的表達式,採用泵浦-探測波的方法,利用超輻射激光二極體( superluminescentdiode簡稱sld )作為探測光源,測量了所用標準單模光纖頻移為0 . 5 - 20thz的拉曼增益系數,之後根據所測得的光纖的拉曼增益系數譜對應用該類光纖構成的放大c波段wdm光信號的拉曼光纖放大器的增益特性採用打靶法和四階龍格- - -庫塔進行了數值計算,在給定了兩個泵浦光源的波長和最大功率后,找出了反向泵浦情況下使c波段wdm光源增益最平坦的兩個泵浦的各自最佳功率,同時也分析了導致信號光飽和的原因。Plane diffraction grating, logarithmic amplifier and stable constant - current source are used in the system, thus the performance of the instrument is enhanced significantly and the cost is reduced
系統採用了平面衍射光柵、專用陣列探測器、對數放大器以及高穩定恆流源,有效地提高了儀器的整體性能,同時降低了生化分析儀的成本。Rms simulation software is designed not only to simulate a single radioactive accident but also to simulate any radioactive accidents combination. by inserting the faults of detectors, front end computers and sample loop plants ( pumps and valves ), rms software can meet the need of simulator training
模擬軟體設計成可以模擬單一放射性事故,也可以模擬任意幾個事故的組合,並配合加入相應的探測器、前端機、取樣迴路設備(泵和閥)的故障, rms模擬軟體可以滿足模擬器培訓的要求。In this dissertation, a boa - type waveguide optic switch with double - heterostructure gaas / gaalas has been researched. gaas - based integrated optical devices have good temperature, good anti - radiation and optical - transmission characteristics, and also have wide transparent range of wavelength. they can also be integrated on a chip with optical active devices and electronic devices, such as semiconductor laser, optical modulation, optical amplifier, pin, and so on
基於gaas材料的集成光學器件不僅具有良好的光傳輸特性、溫度特性、抗輻射能力和其較寬的透明波長范圍,還有望進一步實現晶元與光源、光調制器、光探測器和半導體光放大器等其它光電器件以及集成電路的單片集成;採用gaas gaalas雙異質結材料製作的光開關可以得到較低的開關電壓,而且採用gaas gaalas異質結材料的光傳輸損耗很小。The methods of performance recovery by cleaning and disposal for au - si surface barrier detector that performance deteriorated and can ' t be used normally owing to be contaminated by radioactivity materiel, powder and oil, have been recommended
摘要介紹了金矽面壘探測器因放射性的污染或粉塵、油漬等污物的沾附,致使其性能變壞而無法正常使用時,通過清洗和一定的處置使其性能恢復的方法。In the yield data acquire multi - line geometric in a radial pattern is adopted. before theoretical explanations about the non - uniqueness of inversions and the necessity of constrains are illustrated, the description of linear travel - time interpolation ( lti ) calculations, the derivation of jacobian linear equations, and the deductions of solving large sparse matrix equations, i. e. the lsqr iterations, are involved. in order to cope with the uncertainties in tomography, we reach several categories on constraint methods
對於野外數據採集採用多測線上放射狀布置檢波器;圍繞層析成像方法,文章分析了線性差值射線追蹤lti技術,推導出在矩形網格內速度以雙線性關系變化時方程組的解析式,進一步詳細探討方程組的求解方法,即最小平方正交分解法,並給出了迭代公式。The main products include electrical prospecting, seismic, logging, radioactive instruments, geophones and other associated accessories, part of those products are exported to canada, france and japan etc. these products are widely used in the coal and oil industries, engineering exploration, earthquake monitoring and underground water exploration. other products are numeric controlled equipment, telecommunication facitities, parts for cars and motors etc. cgif has been keeping in contact with many colleges and research institutes in china
目前擁有的產品: 「地震勘探儀器及地震傳感器檢波器「 「電法勘探儀器」 「測井勘探儀器」 「放射性勘探儀器」等四個門類各種類型的地專儀器,廣泛應用於地質找礦工程勘探地震監測尋找地下水等相關部門,並出口到日本加拿法國等,得到用戶的信任,取得了可靠的地質成果,為企業贏得了很高的聲譽。Fallout of radioactive substances resulting from atmospheric nuclear weapon testing, luminous watches, ionization chambers, smoke detectors, etc. make up the balance
其餘的來源有大氣層核試產生的放射性塵埃夜光錶電離室煙霧探測器等。The article analyzes background noise, amplifier noise and detector noise in detail from fixed character of infrared dim - small target image, also processes the infrared image and separates targets from the image
文章主要對紅外弱小目標圖像中的背景輻射噪聲、放大器噪聲、探測器噪聲進行了詳細的定性分析,並對紅外圖像進行處理,從圖像中分離出了弱小目標。分享友人