Nothing buta miracle can sale me .

只有奇迹能挽救他。

The results showed that the discharge coefficient of film cooling hole was greatly increased with the increase of blow ratio when the blow ratio M is lower , buta it had a little increase with the increase of M when M is larger .

实验结果表明，在吹风比较小时，随吹风比的增加流量系数大幅度增加，当吹风比较大时，随吹风比的增加流量系数增幅减小。