This is the 5648th most frequent Chinese word.
勘察
"勘察" means "survey" or "investigate."
In this sentence, '勘察' refers to the activity of assessing certain characteristics of a physical area as part of environmental surveying.
工程师们正在对这片土地进行环境勘察。
The engineers are conducting an environmental survey on this land.
Here, '勘察' is used to describe the process of examining the geographical features of an area for construction purposes.
为了修建桥梁，我们需要先勘察地形。
To build the bridge, we first need to survey the terrain.
The word '勘察' in this usage indicates a detailed investigation or study, typically to uncover more information about a site with historical significance.