Take Xinan hydropower station as an example that small type hydropower station as a diversion can select reasonably diameter of pressure steel pipe according to the value increment yields.
以溪南水电站为例，说明小型引水式水电站可以通过造价增加值收益率来科学合理地选择压力钢管的直径。
Take Xinan hydropower station as an example that small type hydropower station as a diversion can select reasonably diameter of pressure steel pipe according to the value increment yields.
以溪南水电站为例，说明小型引水式水电站可以通过造价增加值收益率来科学合理地选择压力钢管的直径。
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