VSR pre-turbulent regulator was employed in the gas pressurization unit at the roasting plant of SISG, therefore a steady-pressure regulation of gas flow rate and energy saving were realized.

韶钢焙烧厂煤气加压机安装使用了V SR气动预旋风调节装置，实现了对风机的等压力流量调节，并可节约电能。

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Finally the formula of unit sediment rate of density flow in Xiaolangdi reservoir has been pointed out and the data of other reservoirs has been verified.

最后，给出了小浪底水库异重流单宽输沙率公式，并得到其它水库资料验证。

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After the functional relation between designed flow rate and water demand unit is analyzed, the concept of demarcation point of water supply is put forward, which is convenient for actual .

文章通过实例，详细讨论了三种计算方法的合理性，通过讨论设计流量与用水单位数之间的函数关系，最后提出给水分界点的观念，便于工程实际应用。

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