Baseline value的用法和样例：
例句
- The observation quality of the baseline value is an important indicator to synthetically evaluate the observation data quality of geomagnetic observatories.
摘要基线值的观测质量是综合评价地磁台观测资料质量的一个重要指标。 - 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。
