vegetable cultivated soils; vegetable; heavy metal; pollution index; concentrating ratio.
菜园土壤; 蔬菜; 重金属; 污染指数; 富集系数。
·2,447,543篇论文数据，部分数据来源于NoteExpress
youdao
The chroma and pollution index obviously receded.
处理后废液色度、污染指数明显降低。
Before you go outside to play always check the pollution index.
那你在出去玩之前，一定要经常检查空气污染指数。
But by U.S. standards, Utah's pollution index is off the charts with readings routinely exceeding a scale that tops out at 70 micrograms a cubic meter.
NPR: Sickening Fog Settles Over Salt Lake City Area
He and his colleagues have launched a new air-pollution index that he says captures health risks better than the official index, which has not kept pace with the latest science.
ECONOMIST: An encouraging appointment addresses an enduring problem
These are SPINdexes, not indexes, and they are spreading a type of index pollution that one should avoid.
FORBES: ETF Industry Says Old and Dumb Buy Mutual Funds
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