自来水、暖气、冷气、热水、煤气、石油液化气、天然气、沼气、居民用煤炭制品；

ii. Tap water, heating, air conditioning, hot water, coal gas, lipuefied petroleum gas, naturalgas, methane gas, coal/charcoal products for household use;

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但是中国还是世界上第五大风力发电国家，是使用民用太阳能热水器的最多的国家。

But China is also the world's fifth-biggest user of wind turbines, and the biggest consumer of the sort of solar panels used to heat water.

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介绍了对民用住宅，以燃气热水炉为热源，采用低温地板辐射采暖技术。

With the gas water heater as heat source, low temperature floor radiation heating of dwelling is introduced.

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民用建筑的自来水、热水给水管道；

Tap-water, hot water supply pipes for civil building;

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民用建筑的自来水、热水给水管道；

Tap-water, hot water supply pipes for civil building;

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