Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/ddef8a033e0b6d32745aa2a453c3a819.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 wooden strut例句_wooden strut英汉例句_wooden strut双解例句_按摩法牛津词典
The aim of this paper is to give a more or less general treatment of vibration of elastic non-uniform strut, such as composite wooden screw-propeller. 本文以集合木制螺旋桨作为启示的出发点,从而想使弹性直杆振动问题能初步臻于一个比较更一般的处理。