Through three links of design, construction and monitoring, a closedcyclesystem is set up for the monitoring of stability of high slope of three Gorges Prject permanent lock.
通过设计、施工、监测三大环节，建立闭循环系统，对三峡永久船闸高边坡进行稳定性控制。
2
This system is the closedcycle cooling water system applicable for turbine and boiler's auxiliary machines.
该系统为闭式环路冷却水系统，用于汽机及锅炉辅机。
3
By means of an example of controlling the tail gas from the production of arsenic acid, this paper introduced the pretreatment, desulfurization and wastewater closedcycle of the control system.