The calculation of local head loss in a pressured curved tube is very important for the design of the construction of inverted siphon.

有压弯管局部水头损失计算在倒虹吸等过水建筑物设计中至关重要。

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The Olympic Flame will burn from a curved triangular aluminium tube which has a lace-like mesh complete with 8, 000 holes - one to represent each torchbearer .

2012年伦敦奥运圣火将在火炬内的三面锥体铝管内点燃，外层为花边网状结构，表面有八千个圆圈，代表八千名火炬手。

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The present paper has described the die made by chromium car - bide for forming mass spectrometer needle and double curved surface glass tube in surface analyzing instrument.

介绍了采用碳化铬硬质合金制作质谱计和表面分析仪器中的双曲面玻璃管的成形模具。

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Nevada Solar One uses a parabolic trough design, in which curved mirrors, 16 feet from top to bottom, concentrate the sun's rays onto a glass tube with a steel bar at its center.

FORBES: Light And Heat