“Petty-Clark's Law”的概念、定义、翻译、参考文献-科学参考

单词	Petty-Clark's Law
释义	Petty-Clark's Law Encyclopedia 经济学工业行业结构释 Petty-Clark's Law配第-克拉克定理有关经济发展中就业人口在三次产业中分布结构变化的理论。
随便看	information security policy Information Security Technology-Guideline for Personal Information Protection within Information System for Public and Commercial Services Information Seeking in Electronic Environments information selecting behavior information self-organization information sender information series information service Information Service and Users information service capability information service effect information service efficiency information service guarantee information service industry information service industry chain information service loyalty information service platform information service quality evaluation system information service satisfaction information service supervision information service system of remote sensing for fishing grounds information service technology information set Information sharing information sharing

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