Basic principles and application technology for electric vehicles Synthetic principles and application technology of leather chemicals 并列题名：Synthetic principles and application technology of leather chemicals 并列题名：Principles and application technology of optical fiber sensors Basic principles and applications of transmission electron microscopy 并列题名：Principles and application technology of single chip microcomputer Principles and application technologies of DSP controller Principles and application technology of optical fiber sensors Advances in battery technologies for electric vehicles Integrated electric drive technology for electric vehicles