Under the dual pressure of saving energy and keeping good indoor air quality, scientist all over the world, especially European scientist, start to survey the natural ventilation technique over again.

在节约能源、保持良好的室内空气品质双重压力下，全球科学家，特别是欧洲科学家，开始重新审视自然通风技术。

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The noticeable problems that should be noticed appear in reforming the ventilation systems of gold mines, in which the natural wind pressure is higher, are discussed in this paper.

讨论了自然风压的特性及在黄金矿山通风系统改造中的利用问题，认为黄金矿山通风系统在改造前，首先应该优化通风网络。

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Natural ventilation in heated pressure occupies a more and more important position in the building ventilation design because of being free from outside factor influence.

而热压作用下的自然通风方式因不受外界因素的影响在建筑通风设计中占据越来越重要的地位。

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