设计新的查询评估和查询计划变动的范例。
Devising new paradigms for query evaluation and query plan migration.
该系统能方便地处理加工过程中各种突发事件情况下计划变动问题。
This system can conveniently solve the problems of plan alternations existing in producting.
摸具应起码包括一个空站以适应将来的计划变动，回整，凸轮，冲孔等。
Die should contain a minimum of one idle station to accommodate future design considerations. i. e. restrike, cam pierce, etc.
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