The relationships between the dielectric/pyroelectric properties and the microstructures of the composites B0.7S0.3T1-yNy were investigated by XRD, SEM, EDXA, impedance analyzer and the testing system for measuring pyroelectric current.是什么意思_The relationships between the dielectric/pyroelectric properties and the microstructures of the composites B0.7S0.3T1-yNy were investigated by XRD, SEM, EDXA, impedance analyzer and the testing system for measuring pyroelectric current.在线翻译_英语_读音_用法_例句