A complementary study of data from America's Health and Retirement Survey shows that alcohol taxes are far less effective for the large minority of heavy drinkers.
美国保健和退休调查委员会的一项补充性数据研究表明，酒税对为数众多的酒瘾很大的人来说远不具有影响力。
DAS technology adds an acoustic survey of the wellbore, providing a complementary result to characterize flow paths in the well, further enhancing analytic capabilities.
DAS技术增加了井筒的声波测量数据，提供额外的数据来描述井内流道，进一步提高了分析研判能力。
DAS technology adds an acoustic survey of the wellbore, providing a complementary result to characterize flow paths in the well, further enhancing analytic capabilities.
DAS技术增加了井筒的声波测量数据，提供额外的数据来描述井内流道，进一步提高了分析研判能力。
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