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    PHYSICAL DOSE MEASUREMENTS AFTER PHOTON EXTERNAL IRRADIATION ACCIDENTS
    光子外照射事故后物理剂量测量方法
    Physical dose measurement and estimation in a patient irradiated in an 192 Ir accident.
    一例~(192)Ir源放射事故病人的物理剂量估算和测量
    PHYSICAL AND DOSIMETRIC CHARACTERISTICS OF SL 18 LINEAR ACCELERATOR
    SL-18直线加速器的物理剂量学特性
    Also we choose ten nasopharyngeal carcinoma (NPC) patients among those, apply setup error into the TPS to analyze the effect resulted from dose of every targets and peripheral organ at risk (OAR) .
    又另外挑选了10例鼻咽癌(Nasopharyngeal Carcinoma,NPC)患者,把摆位误差应用到治疗计划中,分析误差对各个靶区和周围危及器官(Organ at risk,OAR)的物理剂量的影响。
    The accumulative dose estimated by using the multiple linear regressions is approximate to the dose estimated by physical method,thus it decreases the uncertainty of estimating cumulative dose and forecasting cancer risk by using GPA gene mutation frequency.
    多元回归方程估算的累积剂量更接近估算的物理剂量 ; 减少了GPA基因突变频率估算累积剂量和预测癌患风险的不确定度。
    There were 19 doctors, 9 technicians, 2 physicists and 3 engineers in all in active service.
    共有放疗医师19人、技术员9人、物理剂量人员2人、维护工程师3人、护士19人。
    Dosimetry Verification and Quality Assurance Test of IMRT
    调强放射治疗的物理剂量验证
    A PHYSICAL STUDY OF DOSIOLOGY NO PAROTID SPARING WITH 3-DIMENSIONAL CONFORMAL RADIATION THERAPY FOR N0 STAGE NASOPHARYNGEAL CANCER
    应用适形放疗技术减少鼻咽癌患者腮腺功能损伤的物理剂量学研究
    Effect of the Setup Error on the Physics Dose for Nasopharyngeal Carcinoma in the Intensity Modulated Radiation Therapy
    鼻咽癌调强放疗中的摆位误差对物理剂量学的影响
    A rough estimation shows that the physical dose distribution by electron beams
    当在辐照部位附加一适宜磁场时,粗略估计表明能量约为50兆电子伏的电子束能在组织中产生类似π~-介子的物理剂量分布,因而有助于深部肿瘤的治疗。
    In an incident of coblt-60 source used for industrial radi-ography,two workers were repeatedly subjected to whole-body exposureununiformly within nine days. Physical estimates of doses suggested thatthe two workers had respectively received 60—140 rad and 15—30 rad.
    由于一次工业射线照相用的钴-60辐射源的事故,使两名工人在九天内重复地受到了不均匀的全身照射,物理剂量估算提示两人各自接受了60—140rad 和15—30rad 的照射。
    The importance on dosimetry and severael methods for physical dose measurement and their practicability after photon external irradiation accidents are briefly discussed.
    本文简要讨论了光子外照射事故后,剂量测量的重要性及各种物理剂量测量方法和它的实用性,其中包括热释光和电子自旋共振方法。
    Biological dose absorbed by the boy who stole the sou-rce was about 96~128 mGy. (physical dose abous 120 mGy), the others were about10~30 mGy (physical dose about 10~30 mGy). The results indicated that biologicaldoseswere quite approximate to the physical doses.
    结果生物剂量与理物剂量相当接近,盗源者生物剂量为96.3~127.8mGy,物理剂量为121mGy,其他人员生物剂量和物理剂量在1~30mGy之间。
    We utilized micronucleus (MN) dose-effect calibration curves obtained by cytokinesis-block (CB) method and conventional method to estimate the biological doses to three irradiated persons in a60 Co source accident in Wuhan and one case of nonHodgkin's lymphoma total bodily irradiated with60Co source. The results showed that(1) the doses estimated by micronucleus assay were consistent with those by physical dosimetry and chromosome aberration analysis;
    用外周血淋巴细胞微核检测法对一起60Co源事故及1例非何杰金氏淋巴瘤60Co源全身照射治疗后的生物剂量进行了估算,取得与物理剂量或染色体剂量一致的结果。
    Search and plot isodose curve is a one of foundation study in radiation dosimetry.
    等剂量曲线的跟踪和绘制是放射物理剂量学中的一个基本!
    Objectives: To analyze the glycophorin A(GPA) on erythrocytes of 2 victims of a radiatim accident(moderate degree bone marrow type of acute radiation sickness caused by 60 Co irradiation in Shanghai accident on June 25,1990)and to investigate GPA variation frequency(Vf) in these 2 victims and in blood samples of normal persons irradiated in vitro by γ ray.
    目的 :检测上海“6 .2 5”事故两例中度骨髓放射病病人 8年后血型糖蛋白A(GPA)变异频率和估算物理剂量的相关性 ; 同时测定正常人外周血在体外用γ线照射后红细胞GPA的变化。
 

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