工业污染只占总污染的40%的翻译：Industrial pollution per cent of the total pollution 40% 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Industrial pollution, only 40% of the total pollution

Industrial pollution per cent of the total pollution 40%

The industry pollution only accounts for 40% which always pollutes

Industrial pollution accounted for only 40 per cent of the total pollution

Industrial pollution per cent of the total pollution 40%