I follow a minor about Vision & Robotics and didn't understand the rotations inside a XYZ frame. So i designed a simple XYZ frame that is close to the XYZ frame inside CAD software. 

Slicing

Inside PrusaSlicer, you can Split the STL to objects if you want to seperate the file. (Top bar → O in cube)

Printing

Print settings: PrusaSlicer Default 0.2mm QUALITY

Filament: Prusament PLA