The median lethal concentration data is reliable for future biological observation.
为今后的生物监测提供可靠的半致死浓度的数据。
The Concentration data of QINDAO atmosphere was analyzed with gray clustering method and the correctness of the analyzed results was judged with variance theory.
对青岛大气中氯离子浓度数据进行了灰色聚类分析，采用方差理论判定聚类结果的正确性，并对比分析了万宁氯离子数据的灰色聚类结果。
Using sulfur dioxide concentration data from the NASA Aura/ OMI satellite sensor, it shows smoke, ash, and other components that can cause aircraft jet engines to fail.
该图利用美宇航局Aura/OMI卫星传感器获取的二氧化硫浓度数据，显示了可以造成飞机发动机故障的烟尘、火山灰等物质。
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