fire23wong

引用:

原帖由 jh333233 於 1-3-2012 01:55 發表
我一路都唔明 明明淨係用電 又點解會出火既? 磨擦力?

有人問左: Why does the sabot catch on fire if its a RAIL gun? Why is there an explosion?

有人咁答: It's not fire. It's plasma.