照射野衔接
Conjunction of Radiation Fields
Irradiation field junction
Portals join
60Coγ辐射接枝
60Co γ-rays radiation grafting
背面反射X射线照相机
back reflection X-ray camera
超声波发射、接收器
ultrasonic emitter and receiver
冲射射式集尘器
impingement dust collector
等中心射野校准工具
isocenter shoots and laser calibration tools
低掠入射X射线束
Lowgrazing incidence X-ray diffraction
电离辐射(γ-射线)
Ionization radiation (r-radiation
电离辐射接近指示器
ionizing radiation proximity indicator
电子射野影像系统
EPIDs
Article of Agreement of the International Bank for Reconstruction and Development
electronic portal imaging device
electronic portal imaging devices
electronic portal imaging device EPID
portal vision
EPID
arthur fiedler
arthur c.clarke