Some problems on the automation level and trend of instruments and the selection of instruments in refineries and petrochemical plants are discussed.
论述了有关炼油化工企业仪表自动化水平及方向，仪表选型的模式等一些重要问题。
Some problems on the automation level and trend of instruments and the selection of instruments in refineries and petrochemical plants are discussed.
论述了有关炼油化工企业仪表自动化水平及方向，仪表选型的模式等一些重要问题。
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