SSE:603906   JIANGSU LOPAL TECH.
国六标准升级带动柴油发动机尾气处理液(车用尿素)需求。SCR 是国六标准下柴油机 的必须技术,而车用素是 SCR 技术必须用到的消耗品。

啥都好,就是预备止损要准备的大一点
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