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z81x-16q、z81x-25q型卡(kǎ)箍閘閥
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pz273x型pn10、pn16電液(yè)動刀(dāo)閘閥
pz73w-6、pz73w-10型漿液閥
z947x-10q、z947x-16q、z947x-25q型大(dà)口徑彈性密封閘閥
z547x-10q、z547x-16q、z547x-25q型大(dà)口徑彈性密封(fēng)閘閥
z47x-10q、z47x-16q型埋(mái)地式(shì)閘閥
z47x-10q、z47x-16q、z47x-25q型大口徑彈性(xìng)密封(fēng)閘閥(fá)
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