一、二次泵冷水系统
chilled water system with primary-secondary pump
变流量一次泵水系统
variable primary flow chilled water system
定流量一次泵水系统
constant primary flow chilled water system
一二次水系统
primary and secondary water system
二次泵系统
primary-secondary pumping system
primary-secondary-pump system
secondary pump system
secondary-flow system
secondary pumping system
二冷水系统
secondary cooling water system
OPC统一系统平台
OPC unified system platform
电力系统一次调频
power system primary frequency control
电网时间统一系统
grid time unity system
time system for power grad
两成分系统一次动力学模式
first-order kinetic model of two-component system
时间统一系统
time synchronization system
Time-uniform System
一次泵冷机变流量系统
SWV system of chillers with the primary pump
一次泵冷机定流量系统
VWV system of chillers with the primary pump