放射線劑量 的英文怎麼說

中文拼音 [fàngshèxiànjìliáng]
放射線劑量 英文
dose radiation
  • 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...
  • 劑 : Ⅰ名詞1 （藥劑; 制劑） a pharmaceutical or other chemical preparation 2 （某些有化學作用的物品） a...
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 放射線 : bone seeker
  • 放射 : radiate; emit; blas; radiation; emission; shooting; shedding; abjection; emanation; effluence
  • 劑量 : [物理學] [醫學] dosage; dose; dosis劑量槽 dosage bunker; 劑量測定（法） dosimetry; health work; ...
  1. In this thesis, ga is used to optimize the beam weights of intensity modulated radiation therapy ( imrt ) inverse planning, and 2d and 3d isodose contour as well as dose volume histogram ( dvh ) are used to evaluate the treatment plan

    本文應用遺傳演算法優化逆向調強放療計劃中射束的權重，用二維等劑量線、三維劑量分佈和劑量體積直方圖來評估計劃的優劣。
  2. 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。
  3. Dose - rate meter

    放射線劑量率計
  4. Clinical dosimetry - part 5 : application of x - rays with peak voltages between 100 and 400 kv in radiotherapy

    臨床劑量.峰值電壓為100至400kv的x射線放射療法
  5. The survey team conducts surveys along pre - designated survey routes in the northeast part of the new territories. it measures ambient gamma dose rates, surface activity concentrations of beta emitters at ground surface and in - situ gamma spectrum of land soil

    流動巡測隊會沿新界東北部預先選定的測量路線，在不同位置量度環境伽馬輻射劑量率、地面的貝他放射體的表面活度濃度和原位置土壤的伽馬能譜，以及收集大氣飄塵、放射性碘、擦拭及其他環境樣本。
  6. Dose conversion factors for use in protection against - ray external radiation

    用於線外照射放射防護的劑量轉換因子
  7. 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
  8. 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
  9. An 81 - year - old male with early - stage laryngeal carcinoma had been treated with 60gy curative radiotherapy

    摘要一位81歲早期喉癌男性曾經接受60格雷劑量的治療性放射線療法。
  10. Secondly, some techniques for image segmentation, such as edge - detection, grayscale thresholding and texture, are represented in detail. in the third part, two primary ways are designed for 3d modeling, one is based on the contours triangularization while the other is based on the iso - surfaces extraction. we use a condensed history monte carlo method to calculate and build up the radiation dosimetry, which is a regular data set suitable for creating the iso - surfaces

    論文首先介紹了醫學影像的獲取和預處理的方法，包括dicom標準、醫學影像的圖像增強及圖像校正等內容；提出了基於邊緣提取、灰度閥值和紋理信息等原理的器官分割方法；為了建立三維人體模型，介紹了兩類方法；基於輪廓線的方法和基於等值面提取的方法；在建立放射劑量場時，使用了經典的montecarlo方法；最後，詳細介紹了傳統的等值面提取方法（ marchingcubes ） ，並提出了一種啟發式搜索的marchingcubes方法。
  11. According 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。
  12. He received craniotomy for partial resection of the tumor and the nature of the tumor was proved to be germinoma, histologically

    經病理報告實為顱內胚細胞后，施以劑量全腦放射線治療，並於原病灶以三維空間順形放射線治療方式補強劑量。
  13. 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
  14. The body can not tolerate such large amounts of radiation.

    身體不能承受那麼大劑量的放射線。
  15. The whole - body gamma knife system is a kind of non - invasive medical instrument by using co - 60 as the gamma ray source. according to geometrically focusing theory, the gamma knife system can precisely focus in spirals 30 beams of gamma rays from different directions to a target through a collimator. by the collimator s direction, the predetermined lesion will be under radiation in heavy dose and subsequently be destroyed completely

    體部伽瑪刀是利用能產生伽瑪射線的鈷60作為放射源，根據幾何聚焦原理，將30束伽瑪射線從不同方向和位置通過準直后經一個固定的軸旋轉聚焦到焦點，形成品質優良的劑量區，將腫瘤組織置於該高劑量區中，即可在預定時間內將病變組織摧毀，體表和焦點以外的正常組織僅受到瞬時照射而基本上不受損傷。
  16. 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。
  17. 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。
  18. 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。
  19. The body cannot tolerate such large amounts of radiation

    身體經不住那麼大劑量的放射線。
  20. Medical electrical equipment - dosimetric instruments used for non - invasive measurement of x - ray tube voltage in diagnostic radiology

    醫用電氣設備.在放射診斷中x射線管電壓的無傷害性測量用劑量測定儀器
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