As an important earthmoving construction machinery, excavators play an irreplaceable role in engineering construction, mining, emergency rescue and other fields. The following is a detailed introduction to excavators: I. Basic Definition and Functions Definition: Excavators, also known as excavation machinery or excavators, are used to excavate materials above or below the bearing surface with a bucket and load them into transportation vehicles or earth machinery unloaded to the stacking yard. Function: Excavators have various functions such as crushing, loading and unloading, lifting, piling, etc. They are one of the main mechanical equipment in earthmoving engineering and are known as the "King of Construction Machinery". In engineering, excavators account for about 60% to 75% of the ...