seismometer造句怎么写

On condition that the open-loop parameters are given, the loop filter of feedback seismometer with a velocity transducer is one of the key factors of effecting seismometer main technical performances.

Mark Zumberge: Basically a seismometer is a box with a spring with a mass hanging inside, and as the ground shakes the mass goes up and down.

The CTS-1 very broadband seismometer employed in New State Digital Seismic Network is a seismometer of very broadband, large scale dynamic and high sensitive feedback.

The seismometer was invented by Zhang Heng.

Zumberge said a conventional seismometer records how its mass is displaced by these waves of seismic energy with electric circuit boards.