The level of negative oxygen ions at Mumian Lake is over 70,000 per cubic centimeter, which is 350 times the amount in Beijing and 900 times the level of Chengdu!
每立方厘米的负氧离子数量达70000多个，在木棉湖每呼吸一口空气，所含的负氧离子是北京的350倍，是成都的900倍！
The level of negative oxygen ions at Mumian Lake is over 70,000 per cubic centimeter, which is 350 times the amount in Beijing and 900 times the level of Chengdu!
每立方厘米的负氧离子数量达70000多个，在木棉湖每呼吸一口空气，所含的负氧离子是北京的350倍，是成都的900倍！
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