GB/T4208-2017标准-试验机,检测仪器,剩余电压测试仪,鲁尔量规,ISO80369量规,高频电刀分析仪,中性电极温升测试仪,YY1040量规,泄漏电流测试仪-精邦科技

如何避免设备进水损失...
发布时间 2025.04.01
上个月帮朋友工厂验货，20台标着IP55的配电柜雨后全部进水，厂家咬定符合标准——结果翻出GB/T4208-2017对照，发现他们根本没做摆管淋雨测试。新手采购最容易被忽悠的...
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防水设备总翻车？GB...
发布时间 2025.04.01
“三防手机进水不保修？去年我哥们花6000买的军工级手机，泡温泉时直接报废，商家甩出检测报告："未达GB/T4208-2017标准"！今儿咱就掰扯清楚这个能让维修费...
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GB/T4208-2...
发布时间 2025.04.01
哎，你刚买的运动手表标着IP68防水，结果戴着游个泳就进水了？商家指着说明书说符合国家标准，这到底谁在说谎？今天咱们就掰开揉碎了说说这个GB/T4208-2017，看完你就知道为什么90%的人都误解了...
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GB/T4208-2...
发布时间 2025.04.01
哎，你刚买的运动手表标着IP68防水，结果戴着游个泳就进水了？商家指着说明书说符合国家标准，这到底谁在说谎？今天咱们就掰开揉碎了说说这个GB/T4208-2017，看完你就知道为什么90%的人都误解了...
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