专用: (reserved for) special use; for a special purpose◇专用拨款 special appropriation funds; 专用车床 special purpose lathe; 专用车辆 special-purpose vehicle; 专用电话 telephone for special use; 专用码头 single us
辐射剂量: air doseradiation dosageradiation doseradiationdoesradiationdose