英语词汇“Population structure”是什么意思，翻译、用法及简单造句-英汉双解词典-英汉网

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单词	Population structure
释义	Population structure 英语例句库 Variation of culturable microbial population structure and essential soil enzyme activities were investigated with continuous cucumber cropping. 摘要利用平板培养法对黄瓜连作根系微生物种群连续性变化进行了跟踪研究。原声例句历年考研英语阅读真题（英语二） Against a backdrop of drastic changes in economy and population structure, younger Americans are drawing a new 21st-century road map to success, a latest poll has found. 一项最新的民意调查发现，面对经济和人口结构的巨大变化，年轻的美国人正在寻找21世纪的成功之道。 TED演讲（视频版）双语精选 You can see how top heavy the population's age structure is here and how in the next few years it will grow even more so that way. 这里大家看到的是一个头重脚轻的人口年龄结构，在接下来的几年里这个状况还将加剧。英语百科 Population structure Population structure may refer to many aspects of population ecology:
随便看	silicon controlled的意思 silicon controlled excitation的意思 silicon controlled fully dynamical comprehensive measuring instrument的意思 silicon controlled inverter的意思 silicon controlled multi purpose machine tool的意思 Silicon controlled rectifier的意思 siliconcontrolled rectifier的意思 silicon controlled rectifier battery charger的意思 silicon controlled rectifier frequency changer的意思 silicon controlled rectifier indicator driver的意思 silicon controlled rectifier pulse generator的意思 silicon controlled reversible changer的意思 silicon controlled speed regulator的意思 silicon controlled switch的意思 silicon controlled voltage stabilized AC light adjuster的意思 silicon control rectifier的意思 siliconcopper的意思 silicon copper的意思 silicon coverter的意思 silicon cratering的意思 Silicon crystal的意思 silicon crystal gas sensor的意思 silicon crystal mixer的意思 silicon cyanate的意思 silicon cycle的意思

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