Geophysical Instruments Geophone tester CBM - 100 MEMS Geophone tester Fast detailed description: CBM-100 MEMS geophone tester is a special test instrument MEMS detector developed by our company newly. The ... อ่านเพิ่มเติม
Geophysical Instruments Geophone tester CBH-300 hydrophone tester Speed sensor Fast detailed description: Summary DC-CD-6 type magnetoelectric vibration velocity sensor based on the principle of electromagnetic ... อ่านเพิ่มเติม