block and falls是什么意思、英文翻译及中文解释
block and falls
词语: block and falls
解释: 滑轮组
词性: 名词
词典: 水利专业英汉词典
block and falls 相关解释
block and falls 〔名词〕滑轮组
滑轮组 sheave block
滑轮组 block and tackle;pulley block
滑轮组 block and falls;group of pulleys;pulley block;teagle
滑轮组 block and tackle
滑轮组 block and falls;block and tackle;block pulley;pulley block;sheave block