大家都知道人和一些动物有记忆力,但你能想象得出金属也有记忆力吗?一辆崭新的自行车遭到碰撞,变成歪歪扭扭的怪模样之后,骑之不能,弃之可惜,令人懊恼。但神奇的记忆金属却可使这种懊恼烟消云散。用这种金属制成的车辆,即使撞得面目全非,只要拿到火上微微一烘或放入热水中稍稍一浸,即可恢复原样。由于这种金属能记忆自己的模样并能自愈,因此被人们叫做“形状记忆合金”。记忆金属来历不凡。1962年,美国的一个空军基地为研制一种耐海水腐蚀的合金而进行样品鉴定时,突然发现弯曲着的镍钛合金片自 We all know people and some animals have memory, but can you imagine the metal also has a memory? A new bicycle was crashed into crooked strange appearance, can not ride, unfortunately, annoying. But magical memory metal can make this annoyance disappear. Vehicles made of this metal, even if hit deaf, as long as you get a slight fire on the fire or a little hot dip into the water can be restored to its original. Because of this metal can remember their own appearance and can heal themselves, it is called “shape memory alloy ”. Memory of metal origins extraordinary. 1962, an air base in the United States for the development of a seawater corrosion resistant alloy sample identification, the sudden discovery of bent nickel-titanium alloy sheet since