total supply and total demand
equation of total supply and total demand : 总供求方程；总供求平衡 total supply and total demand : 总供给与总需求 total : 全体；总数，总额，总计；总的，总括的 ..
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total supply and total demand
总供给和总需求
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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Total supply of, and total demand for coal in the market is analyzed based on economics theory and methodology. A basic conceptual framework of coal industry economics has been established.
基于经济学理论和方法对煤炭市场总供给和总需求进行了分析，奠定了煤炭产业经济学的基本概念框架。
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