Warning: file_put_contents(/home/www/wwwroot/tjuzi.com/cache/9ddf17b8f9e71efa9483693cc097b4ef.txt): failed to open stream: No space left on device in /home/www/wwwroot/tjuzi.com/index.php on line 55 jet helicopter rotor例句_jet helicopter rotor英汉例句_jet helicopter rotor双解例句_橘子化妆朗文词典
An analytical method to predict the effects of rotor downwash on engine jet was proposed to investigate the flow pattern of helicopter engine jet. 通过考察旋翼洗流对发动机喷流的影响来研究直升机发动机喷流的流动形式。