G652B与G652D 南京廖华
G652D纤芯光纤裸纤光纤纤芯最大衰减1310NM ≤0.34 db/km 1550NM ...欢迎访问 列表网B2B频道,在此为您提供大量最新的g657a光纤批发和采购价格,实时.
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