【医】薄壁电离室

ionization chamber radiation ionization chamber integrating ionization chamber pocket ionization chamber logarithmic ionization chamber twin ionization chamber rem ionization chamber proportional ionization chamber shallow ionization chamber acoustic ionization chamber parallel circular plate ionization chamber ionization thin-wall chamber thin wall gas-filled ionization chamber pulse ionization chamber straight-collector ionization chamber uncompensated ionization chamber compensated ionization chamber airwall ionization chamber