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STLDY-2 Emulsified Asphalt Consistency Tester
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STLHY-1 Asphalt Mixture Water Seepage Testing Machine
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STPRY-1 Demulsification Speed Testing Machine
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STHSL-1 Asphalt Water Content Tester
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STWDS-1 Asphalt Particle Ionic Charge Testing Apparatus
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STYSY-3 Asphalt Mixture Gyratory Test Machine
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STRS-6 Ignition Method Asphalt Content Furnace
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STCZ-1 Wheel Rutting Tester (Wheel Tracking Device)
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STCX-1 Wheel Tracking Device Specimen Molding Machine