Western Grain Elevator Association (Winnipeg, Manitoba, Canada)西方粮食仓储协会(温尼伯、马尼托巴省,加拿大) Western Grain Elevator Association西方粮食仓储协会 Western Group on Educational Affairs西方集团在教育事务 Window Growth Evolutionary Algorithm窗户增长进化算法 Working Group For European Activities工作小组为欧洲的活动