This could be done with surfaces that change shape, or by using a system of holes and slots that can be opened and closed as appropriate to create suction that maintains laminar flow.
这将通过改变机翼表面形状，或采用能适当的开启和关闭孔、缝以吸住层流的系统来实现。
This thesis is concentrated on structural design, filtering mechanisms study and analysis of flow field, the overall structure of the Suction filter is figured out.
本论文立足于吸污式自清洗过滤器的开发，以及过滤机理的研究和流场的优化分析，完成了本自清洗过滤器的优化设计。
The optimal hydraulic design can effectively improve the outlet flow pattern of suction box to ensure better flow conditions for pump and raise the efficiency of pumping system substantially.
进水流道水力设计优化可有效地改善进水流道出口流态，确保水泵有良好的进水条件，大幅度提高水泵装置效率。
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