短语词组短语anchor -arm static-pressure pile 锚杆静压桩anchor r arm 锚臂uplift anchor arm 抗拔锚杆brake band anchor arm 制动带固定臂sand slurry anchor arm 吉迈锚杆anchor arm static pressure 锚杆静压hydraulic anchor arm driller 液压锚杆钻机 返回 anchor arm