In this paper, the present conditions of water pollution in Double-Dragon Reservoirand its contributories have been studied based on the investigation and water quality appraisal is given.

本文阐述了二龙山水库及河流水质污染现状调查和水质评价结果。

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The Double Second Festival (the Dragon Head-rising Festival or Longtaitou Festival) is one of them.

二月二（又称龙抬头）就是其中之一。

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This paper analyzes the reason of the double arch bridge's damages in theory, combined with the maintenance and reinforcement project of Yellow Dragon bridge.

本论文基于这种思想，结合黄龙大桥的维修加固工程，从理论上对双曲拱桥的病害原因进行分析，并总结了常见的加固方法。

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In the one-player Story Mode, you take control of one of the three bouncers and engage in a cross between an RPG and an old beat-em-up from the days of yore - think Double Dragon or Streets of Rage, only with experience points and much better graphics.

CNN: Game review: 'The Bouncer'