Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/e052b3dcdbc3a4ab59577ea473c13171.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 luffer例句_luffer英汉例句_luffer双解例句_按摩法牛津词典
Starting with the basic equation of the hydraulic system this paper deals with the mechanism modeling for double triangle boom luffer and its hydraulic system. 從液壓系統的基本方程入手，對雙三角鑽臂變幅機搆進行了機理建模。