So that's kind of like my area of specialty, and the book really is kind of you know based on the work that I've done over my career in the things that I've learned in doing these you know complex optimization and transformation projects.
家用摄像头网上专卖店满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满意意满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满满意意了我是我是我是我是我是我是我是非常满意！。