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防火用闸阀
UL Standard for Safety Gate Valves for Fire-Protection Service (Eighth Edition; Reprint with Revisions Through and Including September 4@ 2018)
参考页数:32P.;A4
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消防装置用蝶阀
UL Standard for Safety Butterfly Valves for Fire-Protection Service (Sixth Edition; Reprint with Revisions through and Including May 12@ 2010)
参考页数:34P.;A4
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供水系统用弹性密封轻型闸阀
Reduced-wall, resilient-seated gate valves for water supply service
价格:¥0.00
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供水系统用弹性密封闸阀
Resilient-seated gate valves for water supply service
价格:¥0.00
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电站调节阀
Control valves for power station
价格:¥0.00
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石油、天然气工业用螺柱连接阀盖的钢制闸阀
Bolted bonnet steel gate valves for petroleum and natural gas industries
价格:¥0.00
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通用阀门 法兰连接铁制闸阀
General purpose industrial valves Flanged iron gate valves
价格:¥0.00
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钢制阀门 一般要求
General requirements for industrial steel valves
价格:¥0.00
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