基本解釋[機械工程]葉輪密封英漢例句雙語例句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.建立了葉輪間隙和迷宮密封的整體模型,并充分考慮了葉輪兩側密封對軸向推力的影響。impeller seals更多例句專業(yè)釋義機械工程葉輪密封