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阐述了蝶阀液压操纵装置的结构和工作原理，重点介绍了其液压系统及双叶片摆动液压缸的设计和试制情况。该装置的研制成功，为我国蝶阀制造行业增添了一种新型的操纵装置。
The structure and working principle of the butterfly valve hydraulic control device are expounded. The design and trial production of the hydraulic system and double vane swinging hydraulic cylinder are emphatically introduced. The successful development of the device adds a new type of control device to the butterfly valve manufacturing industry in our country.