奈奎斯特准则提供了一种图形方法来确定闭环系统的稳定性。
写作是为了对抗沉默与遗忘。
计算的目的是洞察，而不是数字。
When someone makes a decision, he is really diving into a strong current that will carry him to places he had never dreamed of when he first made the decision.
Efficiency comes from meticulous management and continuous improvement.
Safety production is the lifeline of mining enterprises and must be consistently emphasized.
你必须在别人不努力的时候努力，这样你才能在别人不发光的时候发光。