edge of blade meaning in Chinese

剑刃

Through repairing the worn parts of four hydropower stations of xinzhuang , zaoqi , suide and qiemo , and taking some comprehensive anti - abrasion measures , such as checking and repairing the runner blade , cutting the head of blade into round shape , adding an apron to the outer edge of blade and increasing a guiding plate in the head of blade , a good effectiveness has been gained so that it increases the output of generating unit and enhances the abrasion resistant capacity
通过对新庄、枣渠、绥德、且末4个水电站的磨蚀破坏部件的修复、转轮叶片测型与修型、叶片头部割圆角、叶片外缘加裙边、头部加导流板等抗磨蚀措施的综合治理，取得较好效果，使机组出力增加、抗磨蚀能力提高。