Dean Granholm, the vice president for delivery and post office operations, said the first wave of closings would begin this fall.
负责邮递和邮局运营的副总裁迪安·格兰霍姆表示，第一轮关闭将于今年秋季开始。
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Jennifer Granholm, Michigan's governor, wants to use grants and tax incentives to make Michigan a hub for green jobs and advanced-battery technology in particular.
As Ms Granholm admits, whether the battery cluster turns out to be a good deal for taxpayers may depend on America adopting tough policies towards carbon emissions.