HJC黄金城

EPC Products Civil Engineering Testing Instruments Geotechnical Testing Quality Assurance Concrete Testing
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Model:GT-E220

Use:

Standard:T/CECS 683-2020,JGJ/T485-2019,DB37/T 5106-2018,DG/TJ 08-2252-2019,DB13(J)T 3754-2020,DB32/T 3754-2020,DBJ/T-199-2020,DB22/T 5037-2020,DBJ52T105-2021

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    HJC黄金城