Warning: file_put_contents(): Only 0 of 6375 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/201990.com/index.php on line 55 impeller seals是什么意思，impeller seals的翻译，impeller seals音标、读音、用法和例句_耀久九英英词典
Whole model of impeller clearance and labyrinth seal are built up, and the effect of seals with two sides of impeller to axial thrust is considered fully. 建立了叶轮间隙和迷宫密封的整体模型，并充分考虑了叶轮两侧密封对轴向推力的影响。