CHUM
Cross Hole Ultrasonic Monitor-跨孔超音波探測系統
PET
Pile Echo Tester-基樁迴音探測儀--USB
Pile Echo Tester-基樁迴音探測儀--Bluetooth
PSI
Parallel Seismic Instrument-平行震測儀
BIT
Borehole Inclination Tester-鑽孔傾斜探測儀
