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。
Compared with perforated pipe distributor, perforated weir-riser distributor has smaller wall flow, bigger operation elasticity and simpler structure, it is easy to install.
附壁式爬模法在烟囱施工的安装、提升操作、高空拆除过程中的安全技术措施。
The author describes the safety technological measures of the wall-attachment climbing mould method in the process of installation, lifting and high altitude demolition in chimney construction.
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