電離量計 的英文怎麼說
中文拼音 [diànlíliángjì]
電離量計
英文
electrolytic dissociation survey meter- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 離 : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 計 : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
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Research interest : surface science ; kikuchi electron holography ; electron multiple - scattering techinques ; molecular dynamical simulations ; ab initio total energy calculations ; self - diffusion on metal surfaces ; dissociative adsorption of h2 on metal surfaces
研究興趣:表面科學,電子全像術,電子多重散射分析理論技術,分子動力學模擬,第一原則總能量計算,表面原子動態學,氫分子的解離吸附。Elastic collision and inelastic collision are considered in oxygen molecule, nitrogen molecule by electron impart. the mail simulation results were as follow : ( 1 ) the variations of drift velocity and the average energy of electron with the e / n in o2 and n2 are obtained. the number of electrons for excitation, ionization, dissociation and dissociative ionization collision with the e / n and the energy of electron are analyzed emphatically
考慮了各種彈性和非彈性碰撞過程,在純氧氣、純氮氣中,給出了不同簡化場e n條件下的電子漂移速度和平均電子能量的變化;著重分析了激發、電離、分解及分解電離碰撞的粒子數隨e n 、電子能量的變化,同時計算了激發發射光譜的波長。Verification regulation of ion chamber dosimeters used in radiotherapy
治療水平電離室劑量計檢定規程4. the thrust measurement device was calibrated, and the accuracy was 2 % fs. at the same time the signal of thrust measurement was input to the computer. e - type chromel - constantan thermocouple was used to measure the temperature of mpt, and the accuracy was 5 % fs. the vacuum measurement was realized by using zdf - 5427m vacuometer, and the accuracy was 3 % fs
( 4 )對推力測量系統進行了標定並實現了計算機採集,推力測量系統最大相對誤差為2 fs ;溫度測量目前還只限於對mpt諧振腔壁溫的測量,使用e型鎳鉻?康銅熱電偶即可較容易實現,其測量精度為5 fs ;真空測量採用zdf - 5427m微機型復合真空計,其由熱偶計和熱陰極電離計復合而成,該真空計測量控制精度為3 fs 。This device can also be used as a monitor in erda with q3d magnetic spectrometer to achieve higher energy resolution about inm. especially, a ae ( gas ) - e ( solid ) telescope with longitude double - room ionization chamber is made. by double - room technology, a higher energy resolution of the longitude ionization chamber was achieved
其中設計製作了一套雙電離室縱向型e ? e型望遠鏡系統,克服了橫向型電離室結構復雜和探測立體角較小的弊病,電離室能量分辨達3 . 3 (對50 . 3mev12c ) 。The advantages of the new method of calculating the vtec including : ( 1 ) because the instrumental bias is considered, the vtec ' s change going with time is closer to their real change. ( 2 ) with the precision of calculated the vtec improved, the vtec can reflect the increase of the vtec resulted from the solar flare
新的求解vtec的方法具有以下優點:考慮了gps衛星和接收機的儀器偏差的影響,計算的電子總量隨時間的變化更接近電離層的實際情況;提高了求解電子總量的精度,計算出的vtec值更能反映耀斑引起的電子總量的增加情況。Then according to the radar equation, on the base of the platform of ray tracing, builds a simulation platform of backscatter ionogram
然後根據雷達方程計算返回散射能量,在射線軌跡平臺的基礎上,建立了返回散射電離圖模擬平臺。Safety requirements for electrical equipment for measurement, control and laboratory use - part 2 - 061 : particular requirements for laboratory atomic spectrometers with thermal atomization and ionization
測量控制和實驗室用電氣設備的安全性要求.第2 - 061部分:用熱原子和電離的實驗室原子分光計的特殊要求According to the demand for the power system calculation, the calculations are classified as real time calculation orienting short - term objects, off - line calculation orienting medium - term objects and planning calculation orienting long - term objects
根據對計算的不同需求,本文將電力系統計算劃分為面向短期目標的實時計算、面向中期目標的離線計算和面向長期目標的規劃計算,並指出了各種計算對測量、模型以及演算法的依賴性。Electrical insulating materials - determination of the effects of ionizing radiation - radiation interaction and dosimetry
電氣絕緣材料.離子輻射效應測定.輻射相互作用和劑量計Ionizing radiation metrological terms
電離輻射計量名詞及定義Applying relative arithmetic to all kinds of faults and calculating off - line, we can master time - distance relation chart for all kinds of faults. computation indicates : when transmission lines occur faults, the data window of protection algorithm consisting of prefault and postfault data at the same time has important significance. the following methods are useful to achieve the inverse time characteristic : calculating impedance by using flourier in a full cycle, calculating work voltage by using fault component, calculating the torque created by a phase comparator or a magnitude comparator
實際的計算表明:輸電線路發生故障后,用故障前後的數據同時充滿保護演算法的數據窗,對于快速切除近區故障具有很重要的意義;同時利用故障前後的數據,下述方法可以比較好地實現距離保護的反時限特性:直接用全周傅里葉演算法進行阻抗計算;採用工頻變化量阻抗繼電器進行工作電壓的計算;採用轉矩的思想進行轉矩的計算。With the mathematic model of tracking beam current by velocity, real - time tracking can be obtained ; with current simulation controlling transducer and subsection linearity, precision of velocity ( error in ? 1 % ) is triumphantly can be controlled ; with inspection of the pulse numbers of switches, the position of all vehicles are checked to eliminate the error of calculating distance between all ones
通過建立速度跟蹤束流的數學模型,較好地解決了速度跟蹤束流的實時性問題;通過採取用電流模擬量控制變頻器和分段線性處理的辦法,成功地解決了速度精度問題(誤差在士1 %內) ;通過檢測接近開關觸發的脈沖數,適時校核所有小車位置,消除各車之間距離計算誤差,從而很好地解決了距離累計計算誤差。This product adopts the newest equilibrium discharge technology and separate dust electrode design, which break through the two current technical bottlenecks that traditional anion air purifier produces only a few anions and easy to loose efficacy. this product can rapidly produce plentiful anions 3000000 cm3 together with some active oxygen, and the fine effect can be kept for a long time. this product can be used for disinfection, sterilization, mould proof, fresh keeping, deodorization, etc., and thus can improve the quality of room air and improve your living environment
本空氣清新機採用最新的平衡式放電技術及分離式除塵電極設計,突破了現時傳統的負離子清新機存大的產生負離子量小及容易失效兩大技術瓶頸,快速生成大量負離子高達300萬個cm3和適量活性氧,並保持歷久常新的效果,可以長期高效地起消毒殺菌防霉保鮮除臭等作用,並能大大提高室內空氣質量,改善你的生活環境,是你健康生活的好伴侶。The method for measurement of photon fluences has been proposed based on the characteristics of the two radiation fields in this paper. there are two steps in this kind of measurement. first the absorbed dose in a small material block is measured
針對這兩種脈沖輻射場的特點,本文根據空腔電離理論,建立了其光子注量測量方法:首先測得小塊介質的吸收劑量,再根據譜的數據資料計算出光子注量。Ab initio study on potential energy function and vertical ionization potential for puo molecule
分子勢能函數與垂直電離勢的量子化學計算The system uses hpc as a detector, based on the computer and network technology, reaches the design requirements of high - sensitivity, wider range, full automation and no - man on duty
該系統採用高壓電離室為探測器,利用計算機及網路技術,基本達到了靈敏度高、量程寬、全自動無人值守的設計要求。In the laboratory experiment part, human peripheral blood, cultured cells and icr mice were study objects. the changes of mitotic chromosome numbers were measured by human metaphase chromosome counts and statistic analyzed used x2 - test. the changes of meiotic chromosome numbers were measured by mice one - cell zygote chromosome counts and statistic analyzed usedx2 - test. the effects of low dose ionizing radiation on the expression of topoisomerase ii were measured by immunocytochemistry, western blot and rt - pcr
流行病學結果顯示長期小劑量輻射接觸與染色體不分離呈正相關,為進一步在細胞遺傳學和分子生物學方面研究小劑量電離輻射與染色體不分離關系及其機制,本課題第二部分以外周血、培養細胞、 icr小鼠為研究對象,用外周血染色體計數和單細胞受精卵染色體計數的方法研究小劑量輻射和拓撲異構酶復旦大學2000級博士生學位論文11a抑制劑及其二者的協同效應對有絲分裂和減數分裂染色體不分離的影響,用免疫細胞化學染色、 westernblot 、 rt pcr等方法研究了電離輻射引起拓撲異構酶a表達變化。Offline control strategy refers to work under known load condition, according to the load condition calculate the instruction voltage, then store them in the datasheet, each time read the instruction voltage from the datasheet, when input dc bus voltage changes, a pi controller is used to adjust the instruction voltage thereby fix the output voltage rms
離線型控制是指在已知負載的情況下,計算出控制用的指令電壓,存在數據表中,每次讀取表中的數據,當輸入母線電壓變化時通過pi調節調整指令電壓來控制輸出電壓。由於計算量不大,用單片dsp就可以實現指令電壓的計算和svm演算法,主要用於負載情況已知且固定的場合。Comparison of some metrological characteristics of hot and cold cathode ionization gauges
熱陰極與冷陰極電離規計量學特性比較研究分享友人