布水喷头采用对喷旋转切线式ABS材质。
The water distribution sprayer adopts counter spray whirl tangent type ABS material.
空气由水平方向切线进入过滤器的外来层，获得旋转并向下冲击油面，使油面产生波动并被气流掀起油沫，空气在此得到油浴。
By horizontal tangent into the air filter layer, rotate and foreign get down to the oil, oil level of shock wave and flow surfaces by a foam, the air in the oil to get oil bath.
其次，基于CR列式法推导出了大旋转小应变空间杆单元及平面梁单元的内力矢量及切线刚度矩阵；
Then, based on the CR formulation, the internal force vector and tangent stiffness matrix of large rotation and small strain space bar and plane beam element are deduced.
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