Secondly, researchers paid more attention to the role of phonological loop and central executive system, and the role of visual-spatial sketch pad were often overlooked.
第二，研究者对语音环路和中央执行系统的作用进行了较深入的研究，但常常忽略视空间模板的作用；
Using the central control system PLC, intelligent temperature controller and pressure gauge to replace the three pen recorder to realize the closed loop circulation and record of outer temperature.
采用中央控制PLC、智能温控器及压力仪表等替代原进口三针记录仪，实现外温的闭环控制和记录；
Using an intelligent building management system as the operation platform, realizes the optimization of set parameters in the central monitoring computer as well as the close loop control in DDC.
以建筑物集成管理系统为操作平台，在中央管理计算机上实现了各设定值的优化，由现场DDC完成闭环控制。
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