The parachutist is able to reach a low terminal velocity. These diagrams show what happens as a parachutist jumps out of a plane, freefalls, and then opens her parachute. The skydiver jumps out of ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果一些您可能无法访问的结果已被隐去。
显示无法访问的结果