11992 COSMIC RAYS EXPERIMENTAL X-RAYS GAMMA RAYS TALLOGAPH X线的 100 ULTRAAVIOLET 物理特性 10000 VISIBLE LIGMT☐ INEO 100000 1L000000 METER0O”A) 波长很短的电磁波 波长范围0.0006ˇ50nm RADIO WAVES 诊断用波长0.0080.031nm 000 000r 000 ELECTRIC WAVES 1000000