球型支座是在城市立交桥及公路桥梁上得到广泛采用的一种支座形式。
Spherical bearing is a kind of bearing adopted widely on the city flyover and road bridge.
介绍了双曲面球型减隔震支座的构造特点和工作机理，表明其能够满足减隔震支座的三个基本要求，并具有结构简单、抗震性能稳定可靠的优点。
The bearing can satisfy the three basic requirements for seismic isolation, and it also has the merit of compact configuration and reliable seismic performance.
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