对于系统,翻版的模拟是在控制图中添加一个创建循环的边,而不仅仅是一个附加节点。
Future competition is about the industrial chain; enterprises must build ecological synergy advantages.
The best way to predict the future is to create it.
Grow old along with me! The best is yet to be.
真正的可持续性意味着为子孙后代留下比我们发现时更好的土地。