X-射線的穿透能力和物質的密度成反比,空氣對X-射線沒隔斷
所有跟帖:
• 所以顯示器用的是含鉛的玻璃 -tty- ♀ (220 bytes) () 12/09/2003 postreply 18:57:00
• 含鉛的玻璃是擋不了X-光的,不信你可以拿Geiger -真正小飛俠- ♀ (132 bytes) () 12/09/2003 postreply 21:53:00
• 所以顯示器用的是含鉛的玻璃 -tty- ♀ (220 bytes) () 12/09/2003 postreply 18:57:00
• 含鉛的玻璃是擋不了X-光的,不信你可以拿Geiger -真正小飛俠- ♀ (132 bytes) () 12/09/2003 postreply 21:53:00
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