surface measurement

例句：

1. 1.The engineer used a laser to measure the surface of the building.
   工程师使用激光来测量建筑物的表面。
2. 2. The scientist conducted a surface measurement of the soil to determine its density.
   科学家对土壤进行了表面测定，以确定其密度。
3. 3. During the construction phase, surface measurements were taken to ensure the accuracy of the design.
   在施工阶段，进行了表面测量以确保设计的准确度。