圈定

The role of vegetation in outlining formations is often of great help.

在圈定地层过程中，植被往往具有很大的作用。

Neutron activation analysis for uranium in soild may delineate structures.

用中子活化分析测定土壤中的铀以圈定构造。

It is necessary to delimit the anomaly clearly.

清楚地圈定异常是必要的。

Practical applications for heat flow measurements in ocean floors are the location of hot brines.

洋底热流量测量的实际目的是圈定热卤水的位置。

This phenomenon can be utilized for the location of flowing groundwater by applying geothermal methods.

这个现象可以利用来用地热方法圈定流动的地下水。