The stress distributing on the tube surface was measured.

测试了管材表面的应力分布。

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By the analysis of cut piece of billet C12200, a new view is put forward for tube surface bubble of phosphorous copper in the extrusion.

通过对C12200铸锭的切片分析，提出挤压过程含磷类管材表面起泡的新见解。

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Stainless steel tube surface after sand blasting become rough and very evenly, can enhance the paint adhesion layer on the surface of stainless steel pipe.

不锈钢管表面经过喷砂变得粗糙又很均匀，能增强油漆层对不锈钢管表面的附着力。

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BP said it hoped to know within hours whether the tube had successfully diverted the oil to a tanker at the surface.

VOA: standard.2010.05.14

The revised plan also includes a new Euston Tube station ticket hall and a sub-surface pedestrian link between Euston and the nearby Euston Square Underground station.

BBC: HS2 scraps Euston station rebuild plans

For days, a tube snaked down to the collapsed cavern was the only connection the miners had to the surface.

CNN: Peru: Nine miners rescued after six days underground