Thus total "allowable" emis. ions of each pollutant must be reduced even though a new source is. added.
因此,即使增加一个新污染源,每种污染物总“允许”排放量仍必须减少。
The acoustic emission monitoring of the roof and floor pillars surrounding the stopes was done with YSS acoustic emis-sion meter.
用YSS声发射仪对采场四周的顶底柱进行声发射监测。
The development, characteristics, advantages, heat emis - sion and applications of the stacked 3d packaging technology were introduced.
对其叠层3 D封装的发展趋势、技术特点、技术优势、散热问题以及应用前景等几个方面进行了探讨。
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