1) rebuilding of secondary water supply system
二次供水改造
3) Secondary water supply
二次供水
1.
Study on the reasons caused the water pollution in secondary water supply and management measures;
二次供水造成水质污染的原因分析及管理对策
2.
Probe into the application of municipal directly-exerting pressure boost secondary water supply technology in Qingdao;
城市直接增压二次供水技术应用探讨
4) transformed of supply water device
供水装置改造
5) water distribution system improvement
供水管网改造
1.
A growing investment is being spent on water distribution system improvement in our country in recent years, using water distribution system model and optimization methods to work out the system improvement problem in a reasonable and scientific way, could safe a huge amount of investment, and a high level of running reliability of the system is expected, which has great practical significance.
近年来我国对供水系统改造的工程投入逐渐增大,通过管网模型和管网优化的手段,对供水管网改造进行科学的规划、设计,不仅可以节省大量的资金投入,而且还可提高整个供水系统运行的可靠性,具有重要的现实意义。
6) the second modified equipment
二次设备改造
补充资料：输出反馈(见线性二次型次优控制)
输出反馈(见线性二次型次优控制)
output feedback
3h日c卜口fon以以{输出反馈型次优控制。(output王eedbaek)见线性二次
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条