水轮机叶片裂纹严重威胁机组安全运行和降低经济效益。
The cracks in hydraulic turbine blades threaten the safety of running machine and lower economic profits.
凝汽器的腐蚀泄漏严重影响机组的水汽品质，威胁机组的安全经济运行。
The condenser leakage caused by corrosion strongly influences water steam quality and threatens safety and economical operation for power plant.
电网闪络威胁到催化裂化装置烟气轮机-主风机组的运行安全。
Electrical network flashing will threaten the safe operation of flue gas expander-main blower set in FCC unit.
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