steam-operated drill
... 蒸汽热交换器：steam heat-exchanger 蒸汽驱动钻：steam-operated drill 蒸汽驱动的钻机：steam drill ...
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蒸汽驱动的钻机 steam drill
蒸汽驱动的金刚石钻 steam-motivated diamond drill ; motivated diamond drill
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