In view of the clamping stagnation during the disassembly of conventional coupling bolts on steam turbo units, a new type of hydraulic bolt is introduced in Daya Bay Nuclear Power Station.

• 针对传统汽轮发电机组联轴器螺栓拆卸时往往出现卡涩的问题,大亚湾核电厂引进了一种新型的联轴器液压螺栓。