The voluntary Property Assessed Clean Energy program encourages homeowners to install solar panels, upgrade insulation and take other steps to improve energy efficiency, Brown said.
布朗表示，房屋清洁能源计划鼓励房屋业主安装太阳能面板，升级隔热系统，采取其他措施来提高能源效率。
I asked one expert in charge of a clean-energy program.
我咨询了正在负责一项清洁能源项目的专家。
China had shown its commitment to developing clean energy through its strong support for an international alternative energy program.
中国承诺通过其国际替代能源方案的有力支持，大力发展清洁能源。
China had shown its commitment to developing clean energy through its strong support for an international alternative energy program.
中国承诺通过其国际替代能源方案的有力支持，大力发展清洁能源。
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