batter leader pile driver斜导架打桩机;打斜桩机
batter r pile斜桩
batter leader pile drier斜导架打桩机
batter-pile叉桩
batter pile cluster斜桩群
batter pile joint叉桩节点
passive batter pile被动斜桩
out-batter pile driving仰打
dissipation energy of batter pile叉桩耗能