Active electrovalency system of Japan is a foundation with integrated cost means, this is the focus of the problem.
日本的现行电价制度是以综合成本方式为基础的，这是问题的焦点。
The cost structure of energy consumption of hot oil pipeline has greatly taken place by the constant increment of electrovalency and great drawdown of heating oil price.
由于电价不断上涨导致燃油价格大幅度下降，使热输管道的能耗成本结构发生了较大变化。
The cost structure of energy consumption of hot oil pipeline has greatly taken place by the constant increment of electrovalency and great drawdown of heating oil price.
由于电价不断上涨导致燃油价格大幅度下降，使热输管道的能耗成本结构发生了较大变化。
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