CORRECTION OF THE RELATIVE COORDINATES BY RANGE USING THE MAXIMUM LIKELIHOOD METHOD


Gradient matters via filament diameter-adjustable 3D printing

Abstract Gradient matters with hierarchical structures endow the natural world with excellent integrity and diversity.Currently, direct ink Drive Motor Brush Kit writing 3D printing is attracting tremendous interest, and has been used to explore the fabrication of 1D and 2D hierarchical structures by adjusting the diameter, spacing, and angle betwe

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Model-based tests on the time of crew evacuation from the danger area in an excavated underground mine heading

When ventilation hazards become active in an underground mine heading, it is very often necessary to evacuate the crew from the danger area.This evacuation is carried out along emergency escape (evacuation) routes to a heading which is not affected by a given incident.Such a heading must provide access to fresh air and guarantee that there is no sm

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