An advanced measuring system with tri fiber optical probe has been developed to measure two dimensional bubble velocity.
开发了一套新型的三探头单纤光导探针测量系统，用于测量二维气泡速度。
Approximate expressions for the Taylor bubble velocity are proposed, and shown to be in good agreement with the experimental data.
提出了液体流动为层流和紊流时气泡上升速度的表达式，研究结果与实验数据进行比较，符合较好。
The gas pressure directly influences bubble velocity (which affects the molten layer thickness), and the gas timing affects the formation of the solidified layer.
气压直接影响气泡速度(气泡速度影响熔体层厚度)，气体注射时间影响了固化层的形成。
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