海水泵使用两个月即发生叶轮叶片断裂事故。
The impeller vane of sea water pump was fractured just after two months.
此外还发生过发动机叶片断裂而无法临时起飞的事故。
Engine blade fracture also happened to be temporary flight accident.
某电厂锅炉送风机，多次发生叶片断裂事故，严重影响了电厂生产的正常运行。
The forced draft fans of a certain power station suffered repeated failures because of blade ruptures, seriously disrupting the normal operation of the power station.
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