The spacecraft is also understood to have lost two attitude sensors, or inertial measurement units.
BBC: NEWS | Science/Nature | Asteroid probe 'did touch down'
According to the story, devices like inertial measurement units (IMUs) can be used with GPS. The IMUs track your acceleration and deceleration to figure out how far you have moved and at what speed.
FORBES: Shoes That Prevent You From Getting Lost
应用推荐
模块上移
模块下移
不移动