“block and tackle”的概念、定义、翻译、参考文献-科学参考

单词	block and tackle
释义	block and tackle [´bläk ǝn `tak·ǝl] ^{MECHANICAL ENGINEERING} Combination of a rope or other flexible material and independently rotating frictionless pulleys. Also known as block and fall.
随便看	Archichlamydeae archicoel Archidiidae archigastrula Archigregarinida Archimedean ordered field Archimedean principle Archimedean solid Archimedean spiral Archimedes' axiom Archimedes number Archimedes' problem Archimedes' screw Archimedes' spiral archinephridium archinephros arching archipallium archipelagic apron archipelago architect architectonic architect's scale architectural acoustics architectural bronze

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