strand galvanized
链镀锌
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Its profits are convenient construction and low cost that the wide span bridge is built by the low relaxation prestressed galvanized PC steel strand.
大跨度桥梁采用低松弛镀锌PC钢绞线具有施工简便、造价低等优点。
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