The hoisting mechanism of the luffing cable crane used in the Three Gorge project features four falls rope winding and has a rope guiding device to ensure correct rope winding.是什么意思_The hoisting mechanism of the luffing cable crane used in the Three Gorge project features four falls rope winding and has a rope guiding device to ensure correct rope winding.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句