hydraulic controlled scraper

例句：

1. 1. The hydrauliccontrolled scraper is used to remove heavymaterials from the ground.
   液压控制刮刀用于从地面移除重材料。
2. 2. The engineerdesigned a hydraulic controlled scraper that can handle large amounts of waste.
   工程师设计了一种液压控制刮刀，可以处理大量的废物。
3. 3. The hydraulic controlled scraper was tested on aconstruction site and found to be effective inremoving debris.
   在建筑工地上对液压控制刮刀进行了测试，发现它能有效清除碎片。