比较基线 meaning in English

comparison base

There are several options available for comparing baseline data with actual results
存在许多比较基线资料和实际结果的可用选择。
The main reason for this is not to look for signs of heart disease , but to have a baseline for comparison to help interpret any potential abnormal ecg findings in the future
这样做的目的不为找寻心脏病的迹象，而在于取得比较基线，有助于解读未来任何潜在的异常心电图表现。
3d laser mapping had undertaken an earlier base line survey and the channel coast observatory are investigating ongoing use of the technology to monitor the continually changing coastline
三维激光测绘进行了一项比较基线调查和频道海岸天文台正在调查正在进行使用技术监测不断变化的海岸线