Magnetostrictive materials can convert energy into kinetic energy, or the reverse
A.Heat
B.Magnetic
C.Kinetic
D.Electric
正确答案：Magnetic
Magnetostrictive materials can convert energy into kinetic energy, or the reverse
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Stress corrosion cracking (SCC) results from the combined action of an applied tensile stress and a corrosive environment
Cathodic protection involves supplying electrons to the metal to be protected from an external source. The external source maybe
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