24/48 Earthquake Reflection Equipment Ground Resistance Test System Ground resistance test instrument for testing the resistance of ground equipment Engineered seismic instruments can explore depths ...Δείτε περισσότερων
Μηνύματα επισκέπτηΑΦΗΣΤΕ ΈΝΑ ΜΗΝΥΜΑ
Κανένα δημόσιο σχόλιο ακόμα
Engineering Seismograph with 50m to 100m Depth 38hz Frequency and 50/40mm Diameter for Geophysical Exploration