摘要：This paper mainly analyzes The Ancient and Modern Tsaidam Epic for its language characteristics and its artistic achievements from the perspective of the language,art and epical *** language of The Ancient and Modern Tsaidam Epic was very rich with the sentences and the expressions being comprised of different dialects and foreign *** could conclude about how powerful the author's abilities are in using language and analyzing the language *** Ancient and Modern Tsaidam Epic is a creative and free style of *** this work,the wordTsaidam goes through the entire paper as the main theme and *** version of his work is not only innovative but is also symbolic.

摘要：以cks 32为主控芯片,研制了一种基于直流无刷电机(BLDC)的控制系统。该系统主要功能模块包括三相驱动系统、电流采样系统、保护系统和电源系统。传统采集三相电流的方式是三电阻采样和霍尔传感器采样,为进一步节省成本,提出一种基于MOS管内阻采样三相电流的方法。测试结果表明,该设计方案具有良好的性能。