This typical Kelly shock absorber includes hydraulic dampers, springs, and protection for the equipment.

这种典型的凯利减震器包括液压阻尼器、弹簧和设备保护装置。

Across all three sites, when it came to  lowering the caissons, hydraulic dampers in each corner helped to absorb the force of  these massive structures hitting the seabed.

在所有三个地点，当需要降低沉箱时，每个角落的液压阻尼器都有助于吸收这些巨大结构撞击海床的力量。