After lab test and onset installation test, it has been proved that this technology can effectively reduce the wheel-rail radiation noise.

经过实验室试验和现场安装试验，证明该技术可有效降低轮轨辐射噪声。

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After lab test and onset installation test, it has been proved that this technology can effectively reduce the wheel-rail radiation noise.

经过实验室试验和现场安装试验，证明该技术可有效降低轮轨辐射噪声。

youdao