cracks in runner blades

• 叶片裂纹

cracks in runner blades的用法和样例：

例句

1. Cracks in Francis turbine runner blades threaten the safety, stability and economic profits of the hydropower station.
   摘要混流式水轮机转轮叶片裂纹故障严重影响了水电站的安全稳定运行和经济效益的发挥。