The invention relates to an improvement method of a core rod of a metal rolled tube, in particular to a hollow core rod used for a planetary rolling mill.

本发明涉及一种金属轧制管的芯棒改进方法，具体地说是一种行星轧机用空芯棒。

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Stainless steel customers demanding stainless steel in a more finished state such as tubing, pipe, and cold-rolled strip from rerollers and tube makers.

不锈钢客户要求不锈钢的处理尽善尽美，如管子，来自于制管者及再轧机的冷轧带。

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Hot-rolled seamless steel tube column, as the main vertical load-bearing member, plays the role of structure transferring between the cast RC frame shear wall and the steel roof truss.

以热轧无缝钢管柱为主要竖向承重结构构件，承担现浇钢筋混凝土框架剪力墙结构与钢屋架之间的结构转换作用。

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This tube, this hollow tube, which food passes through is made up of many, many epithelial cells which directly abut one another and would be a flat sheet except that it's rolled up into a tube.

这个管道,这个中空的管道,食物可以穿行其中,而它就是由许多许多上皮细胞构成的,上皮细胞一个连着一个,形成了一个平坦的细胞层,但实际上它们还在肠管中卷成管状

耶鲁公开课 - 生物医学工程探索课程节选

He then rolled it up in a cardboard tube "in a manner befitting a college dorm poster" and mailed it back to New York without a return address, prosecutor Jordan Arnold said.

WSJ: Man charged with taking Dali work from NYC gallery

He then rolled it up in a cardboard tube "in a manner befitting a college dorm poster" and mailed it back to New York without a return address, said prosecutor Jordon Arnold.

WSJ: Man charged with taking Dali work from NYC gallery

Prosecutor John Arnold said Mr Istavrioglou took the painting out of its frame, rolled it up in a cardboard tube and posted it back to New York after security images of the theft were distributed around the world.

BBC: Man charged with stealing Salvador Dali painting