Researchers from Pacific Northwest National Laboratory (PNNL), the Office of River Protection and Lawrence Berkeley National Laboratory collaborated.
并且与太平洋西北国家实验室（PNNL），河流保护办公室、劳伦斯伯克利国家实验室的研究人员进行了合作研究。
During a one-year pilot study carried out by PNNL, for example, consumers reduced their electricity bills by an average of 10% compared with the previous year.
比如，在太平洋西北国家实验室展开的为期一年的试点研究中，消费者的电费单比前一年平均减少了10%的费用。
During a one-year pilot study carried out by PNNL, for example, consumers reduced their electricity bills by an average of 10% compared with the previous year.
比如，在太平洋西北国家实验室展开的为期一年的试点研究中，消费者的电费单比前一年平均减少了10%的费用。
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