“chain block”的概念、定义、翻译、参考文献-科学参考

单词	chain block
释义	chain block [`chān ´bläk] ^{MECHANICAL ENGINEERING} A tackle which uses an endless chain rather than a rope, often operated from an overhead track to lift heavy weights especially in workshops. Also known as chain fall; chain hoist.
随便看	sodium bicarbonate sodium bichromate sodium bifluoride sodium bismuthate sodium bisulfate sodium bisulfide sodium bisulfite sodium bisulfite test sodium bitartrate sodium borate sodium boroformate sodium borohydride sodium bromate sodium bromide sodium-calcium feldspar sodium carbolate sodium carbonate sodium carbonate decahydrate sodium carbonate peroxide sodium caseinate sodium chlorate sodium chloride sodium chloride solution sodium chlorite sodium chloroacetate

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。