Use a pile driver.

使用打桩机。

The weight that drops in a pile driver or steam hammer.

撞键打舂机或汽棰内落下的重物。

Similar pile driving equipment are: hydraulic pile driver, hammers, guardrail, hammers, drills.

同类打桩设备有：液压打桩机、公路打桩机、护栏打桩机、公路钻孔机。

Small and medium-sized hydraulic pile driver, often used for highway guardrail piling, highway guardrail construction.

中小型液压打桩机，常用于公路护栏的打桩，高速公路护栏建设。

His mind may turn to the stock market or he may become fascinated by the operation of a pile driver on his way to work.

他的心思可能会转向股票市场，或他在上班途中对打桩机的操作感到新奇不已。