中颖927电表SOC的计量控制液晶显示单元的操作函数和底层驱动，很实用的例子，已经批量生产-SinoWealth 927 meter SOC measuring and controlling liquid crystal display unit operation function and the underlying driver, very practical examples, has been mass production

用集中质量法计算一维声子晶体带隙特征，可以直接得到带隙图-With lumped mass method, the band gap of one dimensional photonic crystal can be calculated directly.