Compared with perforated pipe distributor, perforated weir-riser distributor has smaller wall flow, bigger operation elasticity and simpler structure, it is easy to install.

该分布器与原来的多孔直管式分布器比较，具有壁流量小，操作弹性大的优点，而且此分布器结构简单，安装方便。

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Compared with perforated pipe distributor, perforated weir-riser distributor has smaller wall flow, bigger operation elasticity and simpler structure, it is easy to install.

该分布器与原来的多孔直管式分布器比较，具有壁流量小，操作弹性大的优点，而且此分布器结构简单，安装方便。

youdao