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37、Does the meter have the functions of N-day non-communication and N-day non-gas shut-off valve?

时间:2019-12-25 01:28:53 热度: 分享到:
N day non-communication and N day without gas shut-off valve can be realized.


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Copyright 2019 ZENNER METERING TECHNOLOGY(SHANGHAI)LTD. Record Number:沪ICP备15049156号 Technical Support:上海网站建设
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