ZWB222 series hydraulic balance valve for finishing hydraulic balance during all offshoot loop of one system.
ZWB222系列水力平衡阀用于完成一个系统中各分支回路间的水力平衡。
Systematic management model is set up by time series analytic method based on water balance equation to control, predict and manage groundwater resources system.
以水均衡方程为基础，应用时间序列分析法，建立系统管理模型，对地下水资源系统进行系统运行控制、预测和管理。
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