ground surveying

例句：

1. 1. The engineer conducted a thorough ground survey before the construction began.
   工程师在施工开始前进行了彻底的地面勘测。
2. 2.The company's new headquarters will be built on a site that has been carefully ground surveyed for its suitability.
   该公司的新总部将建立在一个经过仔细的地面勘测以确定其适宜性的地点上。
3. 3. The surveyor used a variety of tools to ensure accurate ground surveying of the property.
   测量员使用各种工具，以确保对房产进行准确的地面勘测。