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大汶口文化
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大汶口文化dàwènkǒu wénhuà[Dawenkou culture] 1959年在山东宁阳堡头村西和秦安大汶口一带发现的我国新石器时代的一种文化,其生产工具以磨制石器为主,已有大量骨、角、牙器和各种陶器。该文化大约开始于公元前4500年,约在公元前2500年左右过渡为龙山文化
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supply fear
supply line
supply main manifold
supply of equipment and materials
supply of power
supply pipe
supply power
supply pressure
supply price
supply price scheduls
supply reel
supply reservoir
supply schedule
supply-side
supply-side economics
supply source
supply system
supply tank
supply the lack
supply the place of
supply to seal
supply transformer
supply valve
supplyvoltage
supply voltage
英汉双解词典收录913115条英汉汉英双解翻译词条,基本涵盖了全部常用单词的读音、翻译及用法,是英语学习的有利工具。
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更新时间:2026/5/17 3:21:43