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- Objective To study the relation between the field size and depth of Fw (wedge factor) and its effect on the clinical usage. 目的研究楔形因子与照射野大小和测量深度的相关性,为临床准确使用该因子提供依据。
- Methods First,we measured the dose rate for several fields and depths with and without 60 degree wedge on Siemens MD7745 and GE Saturne41 medical linear accelerators,and got the wedge factors for these fields and depths. 方法对SIEMENS MD7745直线加速器和GE Saturne41直线加速器,6MV-X线,60°楔形滤片,测量不同大小的照射野且不同深度处加和不加楔形滤片时的剂量率,计算楔形因子。
- The influences and correction to wedge factor for linear accelerator 直线加速器楔形因子的影响因素和修正方法
- The factors for war were visibly increasing. 这时战争因素有明显增长。
- The Study on Relation Between Wedge Factor with Field Size and Depth on Linear Accelerator 直线加速器楔形因子与照射野和测量深度的关系
- A wedge or key that fits into a groove to make a joint. 加强肋作为连接物填入槽内的楔形物或舌状物
- Many factors underlie my decision. 我的决定以众多因素为基础
- He cut the cake into pieces and gave each of us a wedge. 他把蛋糕切成块,给我们每人分了一块。
- Her mother-in-law drove a wedge between her and her husband. 她婆婆挑起她与丈夫间的不和。
- Several factors deter new industry from coming to the city. 许多因素造成了新工业无法进入这座城市。
- He had a banana and a wedge of cheese for lunch. 他中饭吃一根香蕉和一块楔形的奶酪。
- He analyzed the various factors. 他分析了各种各样的因素。
- This financial crisis has brought new factors into play. 这次金融危机引发新的因素起了作用。
- A crabbed knot must have a crabbed wedge. 难解的绳结得用坚硬的楔子来对付。
- Stellite 6 or cobalt free wedge and seats. 钨铬钴合金6或无钴楔板和阀座。
- His nomination drove a wedge into party unity. 他的提名引起党内不和
- Please wedge this cabinet to keep it from tipping. 请在橱底楔入楔子以防它倾斜。
- A combination of factors led to her decision to resign. 综合各种因素之後她决定辞职。
- A wedge used to raise the level of a gun. 用来提高枪炮高度的楔形物
- That window keeps rattling; I must fix a wedge in it to make it stay put. 那窗户老是发出格格的响声,我必须敲进一块楔子把它装牢。