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1、一体式阀门电力驱动装置又分为普通型和智能型2按回转方式分为角行程，直行程，多回转进口电动蝶阀和进口电动球阀的角行程电动执↘行器，进口电动截止阀的多回转电动执行器3按工作环境分为防水，防爆比如防护等级IP65；...
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