摘要
美国2009铸件年产量跌破二战后的最低限。风能设备用国产铸件的供应，可能还需要一段时间和大量再投资。
Annual output of castings 2009 in the U.S. has falldown to the lowest tonnage since World War Ⅱ. Supply with domestic castings for wind market should need more time and investment.
出处
《铸造工程》
2010年第6期39-40,共2页
Foundry Engineering
关键词
铸件产量
风电市场
再投资
casting production
wind market
more investment
