在总结历次试验结果的基础上，得出了喘振现象及间歇式振动现象是由多叶风机叶道流场失去稳定性所引起的结论。
On the basis of summing various test results, it is put forward that surging phenomena and intermittent oscillation phenomena are caused by buckling of blade channel flow field.
提出了叶道收缩系数、哨声发生函数和喘振发生函数三个新概念。
Three new conceptions of blade channel contraction factor, whistling generation function and surging generation function are proposed.
道伦曾说过他希望提振股价。
道伦曾说过他希望提振股价。
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