Unverified80% confidenceTradeoffTime unknown
铜线灯串（fairy lights）灯珠密度可达每米10-20颗且线材柔软易造型，适合缠绕瓶罐和字母框；橡胶线灯串灯珠间距大但更耐用，适合户外拉线
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Unverified灯串长度与灯泡数量需匹配需求：铜线灯每米约10-20颗更密更柔和，节日大灯串每米约3-5颗；标注'20米'时务必确认是否含引线长度（引线可能占1-3米不发光）85% similarUnverified铜线灯串（细软可弯曲、灯珠嵌在线上）光点精致适合近距离拍照和精细缠绕，但灯珠亮度较低；橡胶线/PVC灯串更亮更耐用，适合大范围照明装饰83% similarUnverified常见照片灯串规格：2米配20颗灯珠、5米配50颗、10米配100颗，灯珠间距约10cm；铜线灯串线径约0.4-0.5mm82% similarUnverified灯珠间距10cm左右的密排款光带连续、氛围感强但同长度灯珠更多耗电快；间距15-20cm的稀疏款省电、缠绕大范围树木更划算，选购时看灯珠数量而非仅看长度81% similarUnverified灯串长度选购按每米灯珠数量而非仅看总长，缠绕装饰需每米不少于10颗灯珠才有连续光效，稀疏款拉长后光点断续79% similar
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