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Steel guardrail column burial depth detector
Fully automatic color difference meter
Anchor rod tensile tester
Concrete strength tester
Steel bar position measuring instrument
Instrument and meter
China Construction Road Industry JT/T280-2004 Portable Spectrophotometer KX-600C Type
China Construction Road GB/T18833 Traffic Reflective Film Spectrophotometer KX-600C Type
China Construction Road GB2893 spectrophotometer KX-600C for traffic signs
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