Even the levels of carbon dioxide can be minutely altered.
甚至二氧化碳的浓度每分钟也有改变。
The profile distribution of different fractions of organic carbon were not altered by intensive practice.
毛竹集约经营未改变各类有机碳的剖面变化特征。
The profile distribution of different fractions of organic carbon were not altered by intensive practice.
毛竹集约经营未改变各类有机碳的剖面变化特征。
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