【摘要】 根据阀门电动装置产品实际应用和制造经验，综合对装置各机构功能的分析，阐述合理选择产品主参数对管道系统运行和控制的重要性。更多还原

【Abstract】 Based on the practical applications and manufacturing experience of valve actuating products, this paper introduces systematically considerable problems. By introducing the functions of each mechanism of the equipments, it expounds the related problems by reasonably selecting products’ parameters.更多还原