创设以活动为中心的教学模式；
The establishment take moves as the central educational model;
他在伦敦的活动以这个地点为中心。
冲压产品的协同设计是一个以知识为中心的活动。
Collaborative design of stamping product is an activity which takes knowledge as center.
冲压产品的协同设计是一个以知识为中心的活动。
Collaborative design of stamping product is an activity which takes knowledge as center.
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