A material whose resistivity is between that of conductors and in sulators, and whose resistivity can sometimes be changed by light, an electric field or a magnetic field.
A material whose resistivity is between that of conductors and in sulators, and whose resistivity can sometimes be changed by light, an electric field or a magnetic field.
一种电阻率介于导体与绝缘体之间的材料,并且其电阻率有时会受光、电场或磁场的影响而变化。