Abstract: Aiming at the nonlinear and time-varying characteristics of freeway traffic system, a fuzzy self-adaptive PID controller is designed and applied to freeway ramp metering in this paper.
摘要：针对高速公路交通系统的非线性、时变特性，设计了一种模糊自适应控制器，并将其应用于高速公路匝道控制系统。
This paper summarizes the measuring parameters of the soils in both the soil bin and the field, by use of the self designed HTY-3 type soil parameter metering device for dry farmland.
本文简述了利用自行设计的HTY - 3型旱田土壤参数测定仪对土槽土壤和田间土壤进行的测定。
This paper summarizes the measuring parameters of the soils in both the soil bin and the field, by use of the self designed HTY-3 type soil parameter metering device for dry farmland.
本文简述了利用自行设计的HTY - 3型旱田土壤参数测定仪对土槽土壤和田间土壤进行的测定。
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