为了使水下液压系统适应不同深度下的作业要求，在系统中设置压力补偿器，使系统的回油压力与海水压力相等，并随海水深度变化自动调节，从根本上避免了海水压力的影响。

To make it adapt to full ocean depth, a pressure compensator is adopted to balance the pressure inside and outside of the tank, which makes system pressure be established on seawater pressure.

youdao