activity job活动作业
activityn.活动;活跃vt.表演adj.厉害
Activity - based Cost作业成本法
activity of blood serum血清酶活性
activity and inert rate活惰比
activity classification业务活动分类
Activity quantification活度定量
activitymixing material活性混合材料
activity network diagram活动网络图
Activity of the engineer工程师积极性
activity characteristics活动特征
activity-node net work活动节点网络