灰尘含量参数 Dust content parameter ; Parameters of the dust content ; Dust content
烟尘含量标准 Soot Content Standards
粉尘含量 dust content
可呼吸的粉尘含量 respirable dust content
粉尘含量到 Dust Content To
含尘量 dustiness ; dust loading ; Residual Impurities
沙尘含量 Contents of sand and dust
测定空气中灰尘含量的 wet impinger
允许含尘量 permissible dustiness
植物叶片的滞尘量、重金属含量以及s含量随着离公路距离的增加而减少。
The content of dust absorption, heavy metal and s of vegetation has reduced as the increase of the distance from the expressway.
通过对样品的采集、洗脱、消化水解、条件试验及抗干扰试验，证实本法能准确测定空气中微量尿素尘的含量。
Through collecting, dehydration, conditioned test and anti-jamming test of the sample, the content of trace urea dust in the air can be exactly determined by way of such technique.
给出了在正常生产情况下，炉尘碳含量与未消耗煤粉碳含量的关系式。
Therefore the relationship between carbon contents of dust and unconsumed pulverized coal was found out for normal production.
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