分析了汽轮机自动主汽门装置及开关失灵的故障原因，提出了可行的处理措施，有效地地解决了问题，确保了机组安全稳定运行。%Causes of malfunction of the automatic main throttle valve and switch in steam turbine were analyzed and treatment measures were put forward, which effectively solved the problems after implementation and ensured safe and stable operation of the unit.
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