采石业的成功来自于效率与环境责任的平衡。
Success in the quarrying industry comes from balancing efficiency with environmental responsibility.
自动控制的根本问题是在存在干扰的情况下维持期望状态。
I don't have perfect teeth, I'm not stick thin. I want to be the person who feels great in her body and can say that she loves it and doesn't want to change anything.