In Visual Studio, you can draw a use case diagram to summarize who uses your application or system, and what they can do with it. To create a UML use case diagram, on the Architecture menu, click New UML or Layer Diagram.
The Benefits of Wheel Alignment. Proper wheel alignment is extremely important to protect tire investment and tire life, maximize fuel economy and stop safely in wet weather conditions. Proper wheel alignment helps vehicles hold the road better and feel more stable.
The 2-gear wheels can be added to a manual wheelchair. The geared wheels provide a user with additional assistance by providing leverage through gearing (like a bicycle, not a motor). The two-gear wheels offer two speed ratios- 1:1 (no help, no extra torque) and 2:1, providing 100% more hill climbing force.