|
|
大地测量与地球动力学 2012
DESIGN OF CALIBRATION DEVICE FOR VP VERTICAL PENDULUM TILTMETER
|
Abstract:
VP Vertical Pendulum Tiltmeter is a new seismological observation instrument used in recording earth tides.A new calibration platform based on the PZT made in German is designed.The platform meets the design requirements that the accuracy is up to 10 nm.
