The essence of the PID controller lies in its ability to predict the future behavior of the system based on its past and present states.
PID控制器的本质在于它能够根据系统的过去和现在状态预测其未来行为。
A building must be honest in its materials and construction.
所以,国家的钱财不足以来应付饥荒,救济孤儿寡妇,这样,国家就贫困,百姓就难于治理。
有时候,活着本身就是一种反抗。
The minimum content of natural law is necessary for any legal system.
但是,大人们永远也不会了解这件事有多么重要!