The results show that the severe cross section distortion takes place much easier in the thin-walled rectangular tubes than that in the circular tubes and plank stuff.

结果表明，与圆管、板材等型材的压弯相比，薄壁矩形断面管压弯更容易产生严重的截面畸变；

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Our company deals in various specifications, stainless steel 8k plate, grinding plate, Titanium plate, stainless steel pipe, flower tubes, rectangular tubes and supporting materials, annex.

我公司经销各种规格，不锈钢8k板，磨砂板，钛金板，不锈钢管材，花管，矩管及配套材料，附件。

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Heat transfer characteristics of ellipsoidal tubes with rectangular fins have been studied by the hot medium analogy method.

本文采用热质比拟技术研究了矩形翅片椭圆管的换热特性。

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Next a technician loads the pills onto the tray of a Pentapack machine, which packages each one into a blister and stacks them within long, rectangular tubes.

FORBES: Drug Lord