“proportional relations among primary industry,secondary industry and tertiary industry”的概念、定义、翻译、参考文献-科学参考

单词	proportional relations among primary industry,secondary industry and tertiary industry
释义	proportional relations among primary industry,secondary industry and tertiary industry Encyclopedia 经济学经济比例关系释 proportional relations among primary industry,secondary industry and tertiary industry三次产业比例第一产业、第二产业与第三产业分别占一国或一个地区生产总值的比重。
随便看	ring with a ring of operators ring with divided powers ring with division ring with identity ring with involution ring with maximum condition ring with minimum condition ring with operators ring without identity ring without zero divisors ring with polynomial identity ring with straightening law ring with zero multiplication ringworm anus ring（xiangmie） of Lisu nationality Rinne test Rinow rinse-off cosmetics Rinsing rinsing rinsing water automation control R-integrable function R-integral Rinzai School Rio Abiseo National Park

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。