1. The National Natural Science Foundation technology roadmap can be drawn using Microsoft Office Visio software. The best software for flowcharts, seamlessly compatible with Word and the like (can be pasted directly into it and editable), and the file size is appropriate.

2. Office Visio 2010 is a software that facilitates IT and business professionals to visually process, analyze and communicate complex information, systems and processes. Use professional-looking Office Visio 2010 diagrams to promote understanding of your systems and processes, gain insights into complex information, and use this knowledge to make better business decisions.

3. Microsoft Office Visio helps you create professional-looking diagrams to understand, record, and analyze information, data, systems, and processes. Most graphics software programs rely on artistic skills. However, when you use Visio, conveying important information visually is as easy as opening a template, dragging shapes into your drawing, and applying a theme to the work you're about to finish. New features and enhancements in Office Visio 2010 make creating Visio diagrams easier, faster, and more impressive.