对柴油加氢精制装置加氢反应器在配管方面的设计特点和注意事项进行了探讨，以便减少设计错误，提高设计质量。
The design characteristic and notice were probed into in piping of the hydrogenation reactor of diesel hydrotreating plant, in order to decrease design mistakes and increase design quality.
探讨了在工程项目配管选材中，用我国材料标准替代国外材料标准时，应注意的问题。
The key points in the substitution of the material made in China for that made abroad in the piping engineering were discussed in this article.
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