firedamp

This series distribution device is applicable for coal mine with firedamp or coal dust in the ambient..本系列配电装置适用于煤矿井下及其周围介质中有甲烷、煤尘等爆炸性混合气体的环境中。

People is hep but second birth the sources of energy has solar energy, wind energy, hydraulic, firedamp to wait..人们熟知的可再生能源有太阳能、风能、水力、沼气等。

It is to popularize firedamp pool actively, change bavin burning a red-letter day, protect silvan natural resources..二是积极普及沼气池，改燃节柴，保护森林资源。