A three-element composite piping made of elastic materials was studied with finite element numerical simulation.

用有限元数值模拟法研究了由弹性材料构成的三元复合管道的力学性能。

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The measurement indicates that the optimized performance can be achieved by three-element composite columbite precursor methods.

性能测试结果表明，三组元复合先驱体法制成样品的性能最佳。

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The drive system on Model TCM870 loader features three-element torque converter and counter shaft, constant mesh, power-shift transmission.

TCM 870装载机传动系统，采用三元件液力变矩器和定轴式常啮合动力换档变速器。

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It's still a three-element UI, with a central home screen showing running applications, an app grid, and the BlackBerry hub -- a feed of time sensitive notifications from email, calendar, BBM, social apps and more.

ENGADGET: RIM reveals more details about Blackberry 10 Mobile

Once installed it brings a rather cool three-dimensional element to your browsing.

BBC: Talk Shoe

The radiator grille trim, consisting of two solid aluminum struts and a centrally positioned VW logo, is now a three-dimensional element that extends into the headlights and defines the entire front end.

ENGADGET: VW unveils CrossBlue plug-in SUV with iPad mini headrests and 85MPGe efficiency (eyes-on)