To verify the washing effectiveness, the perforated area was then washed a second time, now from bottom to top, and at a much lower pressure.
为了核实清洗效果，可以采用更低的压力对射孔段进行由底向顶的重复冲洗。
The uplift force on bottom and the total vertical force of regular waves acting on perforated caisson are systematically investigated by experiments in this study.
通过水槽规则波波压力实验，对规则波作用下无顶盖开孔沉箱所受垂直力进行了系统的研究。
The uplift force on bottom and the total vertical force of regular waves acting on perforated caisson are systematically investigated by experiments in this study.
通过水槽规则波波压力实验，对规则波作用下无顶盖开孔沉箱所受垂直力进行了系统的研究。
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