China Wired-emergency tele GB Standards Search Result |
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1. Ready translated GB standards  and Chinese version GB Standards, you can purchase directly in the web page; After receive your payment, we will send the GB Standards PDF file to your Email within
1~3 days.
2. Other English version GB Standards are not ready translated, only after get your order, then we translate them, time usually need 3-5 days . |
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GB/T 19516-2017 Wired-emergency telephone system of expressway 高速公路有线紧急电话系统 - 英文版 |
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GB/T 19516-2004 The specifications of wired-emergency telephone system of expressway 高速公路有线紧急电话系统技术要求 - 英文版 |
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