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traveling crane /ˈtɹavəlɪŋ ˈblɒk/ n

中文：移动式起重机

中文 · 移动式起重机Español · grúa de puenteFrançais · pont roulant
Meaning：Hoisting device that travels along aboveground parallel rails; it is used to lift and carry heavy loads.
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Hydroelectric plant cross-section

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