Warning: file_put_contents(/www/wwwroot/ppbbu/cp667.com/cache/17186a22dd357d4f218427ed508ec453.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/cp667.com/index.php on line 55 tubate例句_tubate英汉例句_tubate双解例句_淳朴汉英词典
It explains the reason of gentle breeze syntony about sustained tubate generatrix in hydromechanical viewpoint,and puts forworld several methods for avoiding gentle syntony. 用流体力学的观点解释了管母线发生微风振动的原因,并提出了防止和消除微风振动的几种方法。