Performing the pose with your back shin pressed against a wall supporting your hands on a chair seat will help with balance.
做这个体式的时候，将后侧腿靠墙壁，手掌放在座椅上来支撑，会帮你得到平衡。
The size of the lateral pressure retaining wall is relative with soil and rock mechanics properties, wall, supporting structure form and displacement direction and size.
挡土墙侧向压力的大小与岩土力学性质、墙高、支护结构形式及位移方向和大小等因素有关。
The size of the lateral pressure retaining wall is relative with soil and rock mechanics properties, wall, supporting structure form and displacement direction and size.
挡土墙侧向压力的大小与岩土力学性质、墙高、支护结构形式及位移方向和大小等因素有关。
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