放射線計 的英文怎麼說
中文拼音 [fàngshèxiànjì]
放射線計
英文
radiationmeter- 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) ...
- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 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...
- 放射線 : bone seeker
- 放射 : radiate; emit; blas; radiation; emission; shooting; shedding; abjection; emanation; effluence
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It is impossible, of course, to focalize the sunlight within the human body, so we have to use a kind of high - energy high - penetrability ray such as gamma ray. meanwhile, focalization of gamma ray, not as simple as that of magnifier, should be based on comprehensive utilization of various modern technologies such as nuclear physics, computer, bioradiology and electromechanism
當然,要想在人體內聚焦,用太陽光線是不可能的,而必須採用具有穿透力的高能射線如伽瑪射線同時,要讓伽瑪射線聚焦也不像放大鏡聚焦那樣簡單,而要綜合利用核物理計算機生物放射機電等一系列現代技術才能實現。Dose - rate meter
放射線劑量率計Based on the original data of tm in 1988, 1992 and 1998, then after some processing and analysis, the author have the thematic data of land - use by interpretation. on the basis of them, the author made the analysis of land - use for this area based on the spacial analysis of gis and the method of comparison between result of land - use classification as follows : the method of aggregating analysis, the analysis of urbanization, the analysis of the transformation rate of cultivated land, the analysis of the driving force of land - use change and the sustainable use of land. the conclusions may be demonstrated below : the cultivated land decreases with the patchs fragment ; road spreads radialy surround second - ring road ; the urban land expands quickly toward southwest along the major roads and be concentrative. rural land and industry increse rapidly with dispersing ; 0thers change slowly. the major driving forces of land - use change in this area are the rapid expansion of urban and rapid growth of population, foreign investment and the development of tertiary industry which was based upon the real estate. according the trendency of land - use change, the author consider that we must insist on the way of the sustainable use of land based on protecting the cultivated land
在此基礎上,應用分類結果比較法,在gis各種空間分析功能(幾何量算、統計分析、疊加分析及緩沖區分析)的支持下,對該區土地利用變化進行了如下分析:土地利用綜合分析、城市化進程分析、耕地轉化率分析、土地利用變化因素分析及土地的可持續利用分析。結果表明:該區土地利用變化主要表現為耕地大量減少,斑塊破碎化;交通用地沿二環線呈放射狀向四周擴展;城鎮用地沿交通干線向西南方向擴張迅速,用地趨于集中;農村居民點和工礦業用地增加,用地趨于分散;其它用地變化較慢。這一用地變化的主導因素是城鎮用地擴展快、人口增長迅速、外資的大量投入及以房地產為主的第三產業的快速發展。Based on the discussion on the principle of density - logging, this paper analyses far - gamma gamma rate, near - gamma gamma rate and density - logging curve respectively, and discusses far - gamma gamma rate near - gamma gamma rate and density variation caused by radioactive anomalies, and preliminarily interprets factors that could lead to the variation of density - logging curve of radioactive anomalous layer, thus explaining the reason why density - logging curve changes at the radioactive ore - layer in northern ordos basin, finally, an empirical formula for revising the distortion of density - logging curve has been established
摘要本文概述了密度測井原理,分別對長源距計數率、短源距計數率及密度曲線進行分析,對由於放射性異常引起的長源距計數率、短源距計數率及密度變化情況進行了討論,初步解釋了放射性異常層位密度曲線的變化因素,說明了鄂爾多斯盆地北部地區密度測井曲線在放射性礦段的變化原因。The hotel in 1996 to conduct a comprehensive transformation, a five - star hotel by international standards redesigned by beijing chinese landscape garden design research center and the nanjing jin design engineering limited common design teacher, a french palace - style architecture of the main architectural style, from french garden plaza with axes, tanks, radiation shape and mould designs roads covered grass look green portfolio, the entire building full of euro customs groups, zhuhai rare indeed for the modern garden - style hotel
該酒店於1996年進行全面改造,按國際五星級酒店標準重新設計,由北京中國風景園林規劃設計研究中心及南京金海設計工程有限公司的名師共同設計,建築主體採用法國宮廷式的建築風格,廣場借鑒法國宮苑,以軸線水池放射狀道路及模紋綠毯草渾然組合,整個建築群體充滿了歐陸風情,確為珠海市不可多得的現代的園林式酒店。Laser diodes : feedback and stimulated emission. cavity design ; double heterostructure concept. quantum well, wire, dot active regions. strained layers ; pseudomorphic active regions
回饋與受激放射。共振腔設計,雙異質結構之概念,量子井、量子線與量子點之主動層。應變層,假晶材料之主動層。Based on the previous theory, the fdtd method is used to analyze practical antennas, which include dipole antenna, microstrip antenna, log - periodic antenna and broadband resistance loaded monopoles. the particular problems that occur in the calculating of vary type antennas are discussed. the cross - section field of microstrip line and two - conductor line are analyzed, and the effect on the numerical result arising from the incident cross - section mesh size is discussed
在前面理論的基礎上,將fdtd用於振子天線、微帶天線、對數周期天線、電阻加載振子天線等各種天線的計算中,對各種不同類型天線計算中所遇到的特殊問題進行了詳細的討論,並分析各種開放場傳輸線如微帶線、平行雙線等橫向場分佈,討論了入射網格橫向截斷區域的大小對計算結果的影響。X and gamma reference radiation for calibrating dosemeters and doserate meters and for determining their response as a function of photon energy - dosimetry for radiation protection over the energy ranges 8 kev to 1, 3 mev and 4 mev to 9 mev
校準劑量計和劑量強度計及測定作為光子能函數靈敏度用x和基準放射線.能量范圍在8kev - 1 , 3mev和4mev - 9mev放射保護用放射量測定Dosimeters with ionization chambers for photon and electron radiation in radiotherapy ; rules for manufacture
放療用電離室的光子射線和電子射線劑量計.製造規則At the end of the robot ' s left arm is an infrared 7 spectrometer 8 when objects are placed up against the sensor the robot fires off 9 a beam of infrared light
但是,它「品酒」並非用嘴。機器人左臂前端是一個紅外分光計。當物品被放在傳感器前面,機器人就放射一縷紅外線。Radiation operating - rooms in domestic big hospitals are usually designed as massive concrete structure, which has enough depth, density and quality itself and can prevent ray penetration
摘要國內大型醫院的放射操作室常設計為大體積混凝土,利用混凝土本身的厚度、密實度及質量來防放射線的穿透。Economic analysis there are several aspects in the economic benefit analysis in pacs which should be appraised in the light of the whole hospital. as for the pacs department, we selected the film - saving model to compute the economic benefit brought about by pacs. in the case of radio - graphic department, after none film management, 572 thousands yuan can be saved and the capital outlay can be reacouped in 2 to 3 years
二、科室使用pacs后的經濟鞭分析對pacs的經濟效益分析是多方面的,應從整個醫院范圍來估價,對科室pacs而言,我們選擇膠片節省模型來計算pacs位科室帶來的經濟效益,以放射線科為例,實現管理無膠片化以後,每年能夠節約57According to geometrical focusing theory, the gamma knife can focus in spirals 30 beams of co - 60 gamma rays through a collimator to form a high - quality high - dose radiation field. the size of radiation filed can be varied and shaped according to tumor size for 3d radiotherapy. therefore, it can effectively increase radiation dose to tumor tissues and decease radiation dose to normal tissues
根據幾何聚焦原理,將30束鈷60伽瑪射線通過準直后經一個固定的軸線旋轉聚焦,形成品質優良的高劑量區分佈,經治療計劃系統的優化,可使高劑量區的劑量分佈,在三維方向上和腫瘤的形狀一致,從而實現三維適形放射治療。X and gamma reference radiation for calibrating dosemeters and doserate meters and for determining their response as a function of photon energy - radiation characteristics and production methods
校準劑量計和劑量強度計及測定作為光子能函數靈敏度用x和基準放射線.第1部分:放射特性和產生方法Design, location and application criteria for installed area gamma radiation dose rate monitoring equipment for use in nuclear power plants during normal operation and anticipated operational occurrences
在正常操作和預料使用偶發事件中,核發電廠使用的射線輻射面積放射線量率監控設備的設計安裝和應用準則Some key factors in design of kev radioactive ion beam facility are discussed. they are extension of primary ion beam line, target / ion source, selection of target materials, optical calculation of the radioactive ion beam system, measurement of weak radioactive ion beam and overall efficiency of the system
本文介紹了kev放射性核束裝置中幾個關鍵部分的設計和初步實驗結果,包括系統總體概況,初級束流線,靶源系統,靶材料選擇,系統光路,低能放射性弱束流的測量,放射性劑量及輻射防護,系統總體效率評估等。This paper makes a study of the simple fault detecting of oil field power system realizing by computer, proposes to apply the theory of traveling wave location and has the clarity of mathematical model concept and high automation. to the power delivery system with many emitting branches, it has a practical sense to save computer operation period and memory, making software design and simulation
本論文研究油田電力系統簡單故障檢測的一種計算機實現方法,提出利用互感器模型的行波法測距理論,數據模型概念清晰,自動化程度較高,對架空輸電線路放射式分支路較多的電網能顯著節省機時和內存,並進行軟體設計與模擬,具有一定的實用意義。Before we actualize the radiation to the patient, we must plan the therapy and simulate the process of the treatment, calculate the distribution of the radiation doses to evaluate the treatment planning. due to the computer visualization technology, we got an accurate way, intuitionistic and efficient, to constitute the treatment planning
為了實現精確的放射治療,我們需要在實際進行放射治療之前,制定正確的放療計劃,並對射線的放療過程進行模擬,計算放射劑量的分佈情況,從而明確放療效果,確定放療計劃的優劣。According to the principal of radiobiologg and the structure, this article discusses the important meaning of the measurement test for safe operation of the linear accelerator
本文根據放射生物學原理和醫用直線加速器的結構,全面地論述了計量檢測對于直線加速器安全運行的重要意義。For radioactive workplace and the transportation and storage of radioactive isotope, the employer should equip risk - prevention equipment and alarm devices, and ensure the employees exposed to radiation equipped with dose meter
對放射工作場所和放射性同位素的運輸、貯存,用人單位必須配置防護設備和報警裝置,保證接觸放射線的工作人員佩戴個人劑量計。分享友人