鐵(tiě)路(lù)長(cháng)途對(duì)稱通(♦‌α♦tōng)信電(diàn)纜
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适用(yòng)于長(cháng)途幹線通(tōng)信線路(lù)和(hé©‍∑)區(qū)間(jiān)通(tōng)信,0.9mm低(dī)頻(pín)四φ↑£​線組用(yòng)于音(yīn)頻(pín)通(tōng ←)信,0.6mm、0.7mm對(duì)絞組用(yòng)于音(yīn)頻(∏∑§₽pín)通(tōng)信,0.6mm、0.7mmσ ¥絕緣單線用(yòng)于信号傳遞、報(bào)警、遙控,本産品屏蔽性能(↔↓¶néng)優良,适宜于電(diàn)氣化(huà)區(qū)段或其他(tεΩ ā)強電(diàn)幹擾的(de)地(dì)區(qū)敷設。'≤
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