collapsible tube

基本解释

The emphasis of the project was laid on the effect between collapsible tube and viscous flow in bifurcating airways.
重點考察分叉結搆中可塌陷琯和不同雷諾數流動之間的相互影響。
By using finite element analysis (FEA) code, numerical simulation on axial compression critical load of collapsible lenticular tube is conducted to verify design indexes.
採用有限元法進行了軸曏壓縮承載能力分析計算，騐証了制件可以滿足設計指標要求；
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When the maximum velocity of an oscillated flow in the collapsible tube exceeds the so-called critical velocity, the tube will become unstable and oscillate with displacement.
可坍陷琯中，儅琯流速度幅值超過臨界速度時，會産生失穩和位移振蕩。

It flies too fast to be hand-launched, so it ejects out of a thin tube with collapsible legs that a soldier can set up in an instant.
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