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optimum population
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optimum population
Encyclopedia
管理学
农业环境
释
optimum population
适度人口
一定时期内社会物质生产部门和非物质生产部门所需要的适度劳动力人口及由此产生的必要被赡养人口之和。
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ultraviolet stabilizer
ultraviolet stable point
ultraviolet star
ultraviolet sterilization
ultraviolet sterilization technology
ultraviolet surveys
ultraviolet telescope
ultraviolet test lamp
ultraviolet therapy
ultra-violet transmitting
ultraviolet transmitting fused silica
ultraviolet transmitting optical glass
ultra violet(uv) image intensifier
ultraviolet vidicon
ultraviolet-visible absorption analysis for pharmaceutics
ultraviolet visible absorption spectrometry
ultraviolet-visible absorption spectrometry
ultraviolet visible light absorption detector
ultraviolet-visible light absorption detector
ultraviolet visible light detector
ultraviolet-visible light detector
ultraviolet visible spectrophotometer
ultraviolet-visible spectrophoto meter
ultraviolet-visible spectrophotometer
ultraviolet visible spectrophotometry
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