background level
英
美
- 本底水准,背景值
new
background level的英文翻译是什么意思，词典释义与在线翻译：
英英释义
Noun:
-
the amplitude level of the undesired background noise
background level的用法和样例：
例句
- The background concentrations of ambient air pollutants were used as evaluation stan-dards.
采用大气污染物浓度的背景值为评价标准。 - In the Campania region, baseline and background values are often coincident, where the samples represent catchment basins away from urban or industrial areas.
在坎帕尼亚地区，样品代表的是远离市区或者工业区的汇水盆地，所以基线值和背景值经常是吻合的。
