Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Standard No. Title Price(USD) Delivery Status Add to Cart
MT/T 678-1997 General technical condition of borehole density logging instrument for mining $224.00 via email in 1~3 business day superseded
MT/T 679-1997 General technical condition of Rayleigh wave seismograph for mining $224.00 via email in 1~3 business day superseded
MT/T 991-2006 The visual examine instrument of the borehole in mine $160.00 via email in 1~3 business day valid
MT/T 992-2006 The specifications of the rock communication apparatus without the cable in underground $150.00 via email in 1~3 business day valid
NB/T 11458-2023 Geophone for seismic exploration for coal mine $420.00 via email in 1~5 business day valid
NB/T 11459-2023 Specification for DC electrical exploration in underground coal mine $420.00 via email in 1~5 business day valid
NB/T 11460-2023 Technical conditions of transient electromagnetic detecting instrument for coal-mine $345.00 via email in 1~5 business day valid
NB/T 11461-2023 Technical condition of high density elctrical prospecting instrument for coal mine $350.00 via email in 1~5 business day valid
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