摆放红木家具时一定要注意摆放家具时地面要与家具的重心垂直。
Placed wood furniture must pay attention to when arranging furniture and furniture to the gravity vertical ground.
如何找到正确的姿势，不是担心自己的身体，而是要找到正确的垂直重心落在自己的脊椎上。
To find my correct posture, not worry my body, but need find correct vertical weight to my spine.
除水田、高覆盖草地和其他草地外的土地利用类型垂直重心下降。
The vertical centroid of land utilization type was descending, except irrigated fields, grassland with high coverage, and other grassland.
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