Currently, pollutants are measured at different stations in a city and that data is aggregated to a single number (the air quality index) and published once a day on a website.
目前，污染物测量是在一个城市的多个不同地点进行测量的，然后数据会合计成一个数字(空气质量指数)最后在网站上每天发布一次。
If the search is for the term "blue widgets," then we evaluate the number and quality of relevant links that each page in the index has pointing to it.
如果搜索“蓝色控件”这个短语，那么我们就要开始评估指向这个页面的相关链接数量和质量。
The research of the composite index number (PI) of soil quality in different soil locations suggests that, the soil quality index increases as the altitude of mountain slope location decreases.
山体坡面不同坡位下土壤质量综合指数(P i)研究表明土壤质量指数随山体坡面位置相对海拔高度的降低而增高。
The results show that predicted data of pavement condition index, riding quality index, structure strength index and British pendulum number is much better precision.
结果表明：路面状况指数、路面行驶质量指数、路面强度系数和路面抗滑摆值的预测数据有较高的精度。
Air quality Index (AQI) measures the overall quality of the air on a scale of 0 to 500. A low number means good air quality while higher Numbers means worse air quality.
空气质量指数衡量大体的空气质量，数值从0到500，数值越小说明空气质量越高，反之越低。
Kappa number is an important quality index of pulp, and it is determined by the quantity of lignin in pulp.
卡伯值是纸浆质量的重要指标，而纸浆中的木素含量决定了纸浆的卡伯值。
Based on index number of power quality this system can supply foundation for the whole system action and improve current waveform.
该系统可以根据电能质量指数，为整体系统动作提供依据，改善电流波形。
The number of nep and impurity is a import index which influences super fine yarn quality.
结杂质是影响特细号纱成纱质量的一项重要指标。
The number of nep and impurity is a import index which influences super fine yarn quality.
结杂质是影响特细号纱成纱质量的一项重要指标。
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