filter-free相关论文
A comparative study between flattening filter-free beams and flattening filter beams in radiotherapy
Flattening filter-free (FFF) beams generated by medical linear particle accelerators (linacs) have recently been used in......
D类放大器的高效特性，使其成为便携式和大功率应用的理想选择。传统的D类放大器需戋一个外部低通滤波器，以从脉宽调制信号（PWM）输出波......
Case Report: Anaplastic Astrocytoma Treated with Postoperative Radiotherapy Using Flattening Filter-
<strong>Background:</strong><span><span><span style="font-family:""><span style="font-family:Verdana;"> Postoperative ir......
Objective This study aimed to analyze the dosimetric parameters of volumetric modulated arc therapy(VMAT) and dynamic mu......
