打桩机 pole press

打桩机械 pile driving machinery ; piling machinery

摆锤打桩机 pendulum hammer pendulum machine

振动打拔桩机 vibro-driver extractor

气流式打桩机 air-blast gin

内燃机打桩锤 diesel pile hammer

打斜桩机 batter leader pile driver

打桩起重机操作员 pile driving crane operator

打桩起重机 pile driver crane