The unique part of the mounting is the trunnion.

独特的部分是耳轴安装。

The full series are structure of trunnion mounted ball.

全系列采用固定球结构。

Trunnion Design: Upper and lower supports retain ball under pressure.

耳轴设计：在压力下上下支持阀球。

Axis press allowable bending stress calculation method trunnion check.

轴按许用弯曲应力计算法校核轴径。

Trunnion bascule bridges are doubtless one of the renowned bridge types in Chicago.

耳轴开合桥是芝加哥最出名的桥的种类之一。