2011年10月20—21日,由中国农机学会拖拉机学会组织举办的2011年拖拉机、农用车和农用发动机行业发展研讨会暨拖拉机学会换届会议在天津召开,各理事单位、成员单位、有关单位及有关部门领导、专家、学者及企业代表80多人参加了本次年会。本次会议邀请行业有关领导及部分专家针对现阶段行业中的热点问 From October 20 to October 21, 2011, a seminar on the development of tractors, agricultural vehicles and agricultural engines organized by Tractor Society of China Society of Agricultural Machinery & Tractors Society was held in Tianjin. The governing units, member units, relevant units and More than 80 leaders, experts, scholars and business representatives from relevant departments attended this annual meeting. The meeting invited the industry leaders and some experts for the current industry hot question