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- 地(dì)下(xià)通(tòng)信(xìn)管(guǎn)道(dào)用(yòng)PVC-U 格栅管(guǎn)
- 産品特點(diǎn)1.耐腐蚀性(xìng)強(qiáng)、電(diàn)絕緣性(xìng)好；2.多(duō)孔分(fēn)隔清(qīng)晰，穿線(xiàn)轻松、方(fāng)便；3.各(gè)孔之(zhī)間(jiān)緊密排列，提(tí)高(gāo)通(tòng)信(xìn)孔位(wèi)利用(yòng)率；4.一(yī)管(guǎn)多(duō)孔，施工方(fāng)便快(kuài)捷，工程造價低(dī)；5.産品一(yī)體(tǐ)化(huà)結構，強(qiáng)度(dù)高(gāo)，...
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<![CDATA[]]> OhC8kihuc L1PjrZPp 0ueWSv |
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| 1jeYDvTmb wGtTVPYPt <![CDATA[]]> yLZBm1HlA |
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<![CDATA[]]> | hqgRMh cL9guxoXj HNb9YOl5D aqoICCEko
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