And more is being invested in "passive" or index-tracking strategies rather than higher-charging "active" strategies intended to beat the benchmark.
并且人们更多的采取“被动”或者指标跟踪策略而不是收费较高旨在战胜基准参照的“进取”策略。
Particularly, the paper analyzes the four types of prioritizing signal strategies: passive, active and adaptive, and combination with other facilities.
对被动优先、主动优先、实时优先以及与不同设施相结合的信号优先控制策略进行了综述分析。
Two new control strategies-active multiple tuned mass dampers (AMTMD) and multiple active-passive tuned mass dampers (MAPTMD) are proposed for the vibration control of structures.
提出了结构主动多重调谐质量阻尼器(AMTMD)和多重主被动调谐质量阻尼器(MAPTMD)的新控制策略。
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