... 蝶阀；瓣阀 butterfly valve 蝶阀；瓣阀；敲门；铰链阀 flap valve 蝶式缓冲止回阀 Butterfly Type Non-slam Check ...
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经过多年的研发制作我公司生产各式阀类、接头类、工具类、冷冻库、冷冻柜把手、铰链钣金类、过滤干燥器等等，产品有四百多种，规格型号多达3000馀种。
After many years passed, we have developed all kinds of freezing and air-conditioning valves, fittings, tools, freezers, freezer handles, hinge, and filter drier and so on, more than 3000 categories.
经过多年的研发制作我公司生产各式阀类、接头类、工具类、冷冻库、冷冻柜把手、铰链钣金类、过滤乾燥器等等，产品有四百多种，规格型号多达3000馀种。
The past years, we have developed all kinds of freezing and air-conditioning valves, fittings, tools, freezers, freezer handles, hinge, filter drier and so on more than 3000 categories.
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