How to distinguish whether bridge rubber bearings have seismic isolation performance in bridge construction, or ordinary rubber bearings?

Seismic pot type rubber bearings are based on the transportation industry standard of the People's Republic of China, " pot rubber bearings for highway bridges" (standard number JT391-1999) and the seismic design code for highway engineering (JTJ004-89). Energy dissipation and damping measures are added to the pot type rubber bearings.

The Third "the Belt and Road" International Cooperation List of Practical Cooperation Projects at the Summit Forum

Over the past 10 years, with the joint efforts of all parties, the joint construction of the "the Belt and Road" from China's initiative to international practice, from concept to action, from vision to reality,