block and falls是什麼意思、英文翻譯及中文解釋
block and falls
詞語： block and falls
解釋： 滑輪組
詞性： 名詞
詞典： 水利專業英漢詞典
block and falls 相關解釋
block and falls 〔名詞〕滑輪組
滑輪組 sheave block
滑輪組 block and tackle;pulley block
滑輪組 block and falls;group of pulleys;pulley block;teagle
滑輪組 block and tackle
滑輪組 block and falls;block and tackle;block pulley;pulley block;sheave block
