节能产品认证技术规范和能效标准已成为我国节能环保各项工作的重要依据。
Energy-saving product certification technical specification and energy efficient standard have become the important basis for energy-saving and environmental protection work.
节能产品认证技术规范和能效标准已成为我国节能环保各项工作的重要依据。
Energy-saving product certification technical specification and energy efficient standard have become the important basis for energy-saving and environmental protection work.
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