Shallow buried-tunnelling method was used in the construction of high discharge pressure culvert for the first time and developed a new construction method in urban water distribution project.

在设计中将浅埋暗挖技术首次应用于大流量有压输水暗涵，进一步拓展了适用于城市输水工程的工程技术手段。

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At the same time, the pollutant discharge rate is reduced from 25% to 16.5%. So the technol-ogy of shallow desalting can work steadily, the steam quality can be improved and the running cost lowered.

锅炉排污率可从原先的25%降至16.5%，因此浅除盐技术可以实现锅炉的稳定运行，提高蒸汽质量，同时还降低了运行费用。

youdao

At the same time, the pollutant discharge rate is reduced from 25% to 16.5%. So the technol-ogy of shallow desalting can work steadily, the steam quality can be improved and the running cost lowered.

锅炉排污率可从原先的25%降至16.5%，因此浅除盐技术可以实现锅炉的稳定运行，提高蒸汽质量，同时还降低了运行费用。

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