time-period concept

基本解释

Construction of the so-called innovation is a certain period of time by building new audiences as the concept of building or architectural practice.
所谓建筑创新就是在一定时期内被建筑受众视为新颖的建筑观念或建筑实践。
The concept of cutting tool life-cycle management was put forward, and divided it into four phases: planning period, input time, serviceable life and discarding period.
提出了刀具全生命周期管理的概念，将刀具全寿命周期管理划分为计划期、投入期、使用期、报废期四个阶段。
Then, optimization-based scheduling of pumped storage units with the concept of marginal unit and marginal cost is described across time intervals in the dispatch period.
然后，给出网流法在调度周期上跨时段采用边际机组与边际成本概念优化运行方式的算法。