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Gas Basics

Gas Basics is ideal for natural gas professionals and pipeline engineers. The app includes a variety of tables, equations, tips and notes that are use...

Steam Basics

Steam Basics contains a large selection of Steam and Gas equations, tables and reference material that Engineers may find useful during their work.免費玩...

Nature

The best live wallpapers and backgrounds app for your Android! Customize your desktop background with this cool Nature pictures slideshow! View Nature...