cross-section surveying

例句：

1. 1.The engineer used a laser to cross-section the metal.
   工程师使用激光来横截面金属。
2. 2.Cross-section surveying is important for understanding the structure of rocks.
   横截面测量对于理解岩石的结构非常重要。
3. 3. The surveyor conducted a cross-section survey in the area to determine its geological features.
   调查员在该地区进行了横截面测量以确定其地质特征。