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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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undesignedly
undesigning
undesirable
undesirable components
undesirable constituents
undesirable person
undesired
undesired capital inflows
undesired signal
undetected
undetected branch
undetected error
undetected error rate
undetected fault
undeterminable losses
undetermined
undetermined boundary
undetermined coefficient
undetermined multiplier
undetermined nitrogen
undeveloped
undeveloped reserves
undeviating
undevout
undid
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更新时间:2026/6/11 5:33:19