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。

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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.

他的心转到股票市场，或者他会变得让人着迷的操作的一桩在他的工作方式。

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The construction of static pressure is to press the pile into the soil with reaction force provided by the static pile driver weight, and balance weight on the rack.

静压法施工是通过静力压桩机的压桩机构以压桩机自重和机架上的配重提供反力而将桩压入土中的沉桩工艺。

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This is partly because the government is quick to whip out a pile-driver whenever it perceives a policy problem.

ECONOMIST: Japan's markets

Casillas looked jittery again when he parried a pile-driver by Tiago and had to race to beat Hugo Almeida to the ball, which was dropping towards the net.

BBC: Spain 1-0 Portugal

However, Glenavon restored their lead within two minutes as Grant powered a close-range header past O'Neill after the Swifts keeper had only been able to parry a Molloy pile-driver.

BBC: Glenavon 2-1 Dungannon Swifts