银川市空气污染类型为煤烟型污染。
The type of air pollution in Yinchuan is coal-burning pattern.
在这个世界上，有许多不同类型的污染。
但是，有些人开始担心其他类型的污染有关。
But some people have become concerned about other kind of pollution.
煤烟型大气污染是中国大气污染的主要类型。
Coal-smoke air pollution is the main type of air pollution in China.
煤烟型大气污染是中国大气污染的主要类型。
Coal-smoke air pollution is the main type of air pollution in China.
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