Stopbolt is designed to fix the inner parts on the cover of the tower. This design has not only little effect on the freedom of the inner axes, but also prevent the rotation of circular rotation.
设计了定位销，将内件镇定在塔盖上，既不影响内件轴向自由，又完全阻止了周向旋转。
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Focus on the leak and block of the high pressure main stop valve, from the material of the gasket, the pressure of the bolt and the entire mechanical structure in Gujiao Xingneng Power Generation Co.