太阳跟踪的方法主要有两种，光电跟踪和视日运动轨迹跟踪。
There are mainly two ways to track the sun, photoelectricity track and sun angle track.
右半球展示了躯体感觉区、躯体运动区、视区及内容调节区。
The right hemisphere displays the body's sense area, movement area and contents regulation area.
视障人士难以独自一人做运动。
Visual impairment makes it difficult for people to do sports on their own.
视障人士难以独自一人做运动。
Visual impairment makes it difficult for people to do sports on their own.
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