说明：  这是写给作为软件工程项目经理的书，原书的书评是： "If you re looking for solid, easy-to-follow advice on estimation, requirements gathering, managing change, and more, you can stop now: this is the book for you." --Scott Berkun, Author of The Art of Project Management
(This software is written as a project manager, the original book reviews : "If you're looking for solid, easy-to-follow advice on estimation, requirements gathering, managing change, and more, you can stop now : this is the book for you. "-- Scott Berkun. Author of The Art of Project Management)