site preparation machinery

例句：

1. 1.The construction site required a lot of site preparation machinery to ensure the safety of workers.
   施工现场需要大量的场地准备机械，以确保工人的安全。
2. 2. The new site preparation machinery greatly improved the efficiency of the construction process.
   新的场地准备机械大大提高了施工过程的效率。
3. 3.The site preparation machinery was designed to handle large quantities of soil and rock during excavation.
   场地准备机械被设计用来在挖掘过程中处理大量的土壤和岩石。