In the paper, the formula of economic friction factor for hydronic heating system with intermediate boosting pump station and different laying mode is derived theoretically.
本文从理论上推导出带中间增压泵站、有不同敷设方式的热水供热网经济比摩阻的计算公式。
The functions of microwave towers are receiving and boosting signals and sending them to the next station.
微波塔的功能是接受和放大信号并将其转至下一站。
应用推荐