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2009年11月6日,中国工程机械学会工程起重机械分会第11届年会在北京召开,共有87家单位的147位代表参加了本届年会,是历届年会之最。会上,中国工程机械
On November 6, 2009, the 11th Annual Conference of China Construction Machinery Association Lifting Machinery Branch was held in Beijing. A total of 147 representatives from 87 units participated in this annual meeting, which is the highest of all previous annual meetings. At the meeting, China Construction Machinery