A、源皮距 B、源片距 C、源限距 D、铅挡块高度 E、体表需挡的宽度
A、8C、M*15C、M B、7C、M*15C、M C、6C、M*15C、M D、5C、M*15C、M E、8C、M*10C、M
A、5C、M*15C、M B、4.5C、M*15C、M C、4C、M*15C、M D、5C、M*10C、M E、4C、M*10C、M