In the process of lifting the high pressure steam drum of a 9e HRSG, great deformation and stress may happened to the drum and associated pipes.
某热电厂早期进口的9e HRSG高压汽包上抬过程中，汽包或与汽包相连的部件可能产生过大的变形和应力。
Just press the button slightly and the machine will finish all process of lifting, closing, adding pressure, holding pressure, timing and descending.
自动控制，只需轻按一按钮，便可完成压板上升、闭合、加压、保压、计时、压板下降等整套程序。
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