米尔恩与服部一三一拍即合，两人共同在学会中研究起了一千多年前张衡的发明。 米尔恩认为张衡地动仪是一种只对地震波有感应的验震器（Seismoscope）。 《后汉书》中说「中有都柱，傍行八道，施关发机。」 米尔恩猜想，这「都柱」应该是地动仪内部悬挂着 ...

The world's first seismoscope was created in China in 132 AD by the scientist and inventor Zhang Heng, who was the chief ...

Seismologists study earthquakes by looking at the damage that was caused and by using seismometers. A seismometer is an instrument that records the shaking of the Earth's surface caused by seismic ...

Seismology is a venerable science with a long history. The Chinese scientist Chang Heng is credited with the invention in 132 AD, nearly two thousand years ago, of the first functional seismoscope, a ...

Seismic sensors abstract concept vector illustration. Group of men using vibration sensor and seismoscope, ecology industry, environmental science, earthquake prevention abstract metaphor. vibration ...

The aftershock that followed aggravated the devastation further. The ground movements were acute at the epicenter, reaching 60 mm on the record plate of a standard Wilmot seismoscope. Scared, the ...