clearance limit survey

例句：

1. 1. The company conducteda clearance limit survey to identify potential hazards in the workplace.
   该公司进行了一次清除限界调查，以识别工作场所的潜在危险。
2. 2. During the clearance limit survey, the engineers found that the building's foundation was weak due to years of neglect.
   在清除限界调查期间，工程师们发现建筑物的地基由于多年的忽视而变得薄弱。
3. 3. The clearance limit survey helped the company to understand the extent of the environmental impact and develop a plan to mitigate it.
   清除限界调查帮助公司了解了环境影响的广度，并制定了一个缓解计划。