上肢上举与肩同高，连结在此高度，向前够物体(笔)并回到原位。
Reaching Forward to Retrieve an Object (pencil) Held at Shoulder Height with OutstretchedArm.
横梁和自身高度可调的支座用螺钉连结成稳固的下部支承系统，地板架在横梁围成的方格上。
Beam and their adjustable heights with screws even bearings form solid bottom rack in supporting system, floor beams surrounded the panes.
桁梁和自身高度可调的支座用螺钉连结成稳固的下部支承系统，地板镶嵌入桁梁围成的方格内。
The stingers and the height-adjustable pedestals link by screws, to form a solid bottom-support system. Then inlaid the raised floor tile into the box surrounded by stingers.
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