英语词汇“plank dam”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-新都网

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plank dam

plank dam n.

ΚΠ

1874 Manufacturer & Builder 6 250/2 The wooden or plank dam consists of nothing but a tight wall of planks laid flatwise, curved up stream, and at both ends let into the rock in a well-fitting indentation.

1883 W. S. Gresley Gloss. Terms Coal Mining Plank Dam, a watertight stopping fixed in a heading, constructed of balks of fir placed across the passage, one upon another, sideways, and tightly wedged.

1987 BC Business (Nexis) Aug. 57 The owners built a plank dam, brought water more than 450 metres downhill with PVC pipe, and bought a used Pelton (bucket wheel) turbine.

extracted from plankn.

as lemmas

单词	plank dam
释义	> as lemmas plank dam plank dam n. ΚΠ 1874 Manufacturer & Builder 6 250/2 The wooden or plank dam consists of nothing but a tight wall of planks laid flatwise, curved up stream, and at both ends let into the rock in a well-fitting indentation. 1883 W. S. Gresley Gloss. Terms Coal Mining Plank Dam, a watertight stopping fixed in a heading, constructed of balks of fir placed across the passage, one upon another, sideways, and tightly wedged. 1987 BC Business (Nexis) Aug. 57 The owners built a plank dam, brought water more than 450 metres downhill with PVC pipe, and bought a used Pelton (bucket wheel) turbine. extracted from plankn. < as lemmas
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