adjustable brandon steam seal的用法和样例：
- the BRANDON steam seal
- The LP shaft seal of a 125 MW unit in Yunfu Power Plant was converted into honeycomb steam seal during overhaul.
- Combining inner arc with positive camber of steam seal, realize self -centering of convex, shorten work time, increase craft accuracy and make clamp reliable.
- In the technical retrofit of the flow passage for No. 1 and No. 2 units in Beijing Gaojing Cogeneration Power Plant, the cellular steam seal was applied to the low pressure flow passage.