Thee persistent haze weather, around the introduction of a number of measures to improve air quality, such as vehicles, the elimination of old vehicles, replacing oil by gas and so on.
针对持续的雾霾天气，各地出台不少措施来改善空气质量，如限制车辆出行，淘汰老旧车辆，以气代油等等。
The equations are solved numerically using the method of Gauss elimination and under-relaxation iteration by computor, thus the air flows in every branch are determined.
采用高斯消去法和欠松弛迭代法并应用计算机对这些方程进行数值求解，从而计算出各支路的流量。
The determination of calcium by atomic absorption method in an air-acetylene flame is studied with emphasis on experimental conditions, its interfering factors and elimination of the latter.
本文研究了在空气-乙炔火焰中原子吸收测定钙的条件、干扰及其消除。
When the sample is exposed to air, the elimination of these vacancies by the incorporation of oxygen facilitates the transformation from the tetragonal to the monoclinic phase.
当暴露于空气中时，表面氧空位能够捕获空气中的氧，有利于表面四方相转变为单斜相。
As the scavenging agent forms the surface reticular membrane with absorbability on the surface of material, the TVOC volatilizing from room air is absorbed, thereby improving the rate of elimination.
本发明的清除剂在物质表面形成一层具有吸附性的表面网状膜，从而吸附室内空气中挥发出来的TVOC，提高了清除率。
Wind speed played a leading role and other meteorological factors also have some effect, which resulted from the influence of the meteorology on diffusion, transmission, elimination of air pollutants.
结合风速等气象要素对污染物扩散、传输和清除进行的分析可知， 监测期间风速对污染物浓度分布起主导作用， 气压等其它气象状况对污染物浓度分布也有一定的影响。
The trial units of the vortex machine in the Canary Islands demonstrated that its treatment of salt water again permits the elimination of air, which subsequently eliminates the problem of biofilms.
水处理的模式迄今涉及沉淀和氧化，这意味着解决了固体物沉淀、取出和把空气泵进水体的问题，然后再进行化学处理。
The trial units of the vortex machine in the Canary Islands demonstrated that its treatment of salt water again permits the elimination of air, which subsequently eliminates the problem of biofilms.
水处理的模式迄今涉及沉淀和氧化，这意味着解决了固体物沉淀、取出和把空气泵进水体的问题，然后再进行化学处理。
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