“ancient lifting machine”的概念、定义、翻译、参考文献-科学参考

单词	ancient lifting machine
释义	ancient lifting machine Encyclopedia 工学﹝其他古代机械﹞释 ancient lifting machine古代起重机械考古记录显示，最迟在公元前515年，提升夹具和铁制的吊楔就开始出现在了古希腊人石块结构的神殿里。
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