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RSM-SY5 (T) nonmetal acoustic detector -
Rsm-sy6 pile acoustic detector -
Rsm-sy7 pile multi span hole ultrasonic automatic circulation tester -
Rsm-sy7 (W) pile multi span hole ultrasonic automatic circulation tester -
Rsm-sy8 (W) ultrasonic CT imaging tester for pile foundation -
Rsm-sy8 ultrasonic CT imaging instrument for pile foundation