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结合ＺＭＢＷ新型蝶阀设计和生产的实际，从执行机构、阀板型式、密封结构等几方面进行了分析和论述，对蝶阀设计提供了充分的理论依据，具有一定参考价值。
Based on the actual design and production of ZMBW new butterfly valve, the author analyzes and discusses several aspects of the actuator, valve plate type and sealing structure, which provides a sufficient theoretical basis for the design of the butterfly valve and has certain reference value.