1) Distance to zero: When the rail “0” position with the carriage origin are not in the same
place, the distance between the rail “0” position to the origin place of the carriage.
2) Acceleration distance: the distance of the carriage accelerates from rest to the uniform
print status.
3) Ultra speed print mode setting: the speed of ultra Print speed is fast printing, it is used to
guarantee the increase of the feed rate or the acceleration distance for the normal printing
under the case of fast printing.
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