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| JT/T 646.5-2017 Highway noise barriers — Part 5:Noise reduction detection method (English Version) |
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Detail of JT/T 646.5-2017
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Introduction of JT/T 646.5-2017
JT/T 646的本部分规定了公路声屏障降噪效果检测的检测设备、检测环境、检测步骤和检测结果的换算。
本部分适用于公路声屏障的降噪效果检测。
Contents of JT/T 646.5-2017