“fall block”的概念、定义、翻译、参考文献-科学参考

单词	fall block
释义	fall block [`fȯl ´bläk] ^{MECHANICAL ENGINEERING} A pulley block that rises and falls with the load on a lifting tackle.
随便看	tail fin tailgate tail house tailing tailings tailings settling tank tail out tail pulley tailrace tail rope tail-rope system tailshaft tail sheave tailstock tail surface tail track system tail warning radar tailwater ditch tailwind taino Tainter gate takedown takedown time takeoff takeoff assist

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