“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。
随便看	trace elements trace elements in coal trace element specification trace element specification; specification analysis of trace elements trace embedding theorems trace enrichment trace evidence automatic identification trace field trace form trace formula trace fossil trace function trace gap trace ideal trace indicated criminal mind traceintersecting theory traceless matrix traceless tag traceless tensor trace level trace line trace mapping trace method trace minerals in coal Trace Model of word recognition

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