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Employees -- Workload
17
Agricultural machinery
12
Tobacco -- Harvesting
11
Vibration
10
Harvesting machinery
8
Agricultural engineering
7
Acceleration (Mechanics)
6
Force and energy
5
Heart rate monitoring
5
Machinery
5
Equations
4
Micrometers (Instruments)
4
Temperature
4
Tobacco
4
Angles (Geometry)
3
Farm mechanization
3
Hydraulic machinery
3
Nozzles
3
Scientific apparatus and instruments
3
Tobacco industry
3