xíng​zhuàng​jì​yì​hé​jīn

shape-memory alloy

形状记忆合金 形狀記憶合金 xíng​zhuàng​jì​yì​hé​jīn
shape-memory alloy
A type of smart material that can be deformed at one temperature and then return to its original shape when heated to a specific temperature; commonly used in copper-aluminum-nickel and nickel-titanium systems.

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Abbreviation of