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Nozzle- A nozzle is a device designed to control the direction or
Nozzle- A nozzle is a device designed to control the direction or characteristics of a fluid flow (especially to increase velocity) as it exits (or e...

Bucket-wheel excavators (BWEs) are heavy equipment used in surface
Bucket-wheel excavators (BWEs) are heavy equipment used in surface mining. The primary function of BWEs is to act as a continuous digging machine in l...