Dab tsi yog Stacking Rack?

Dab tsi yog stacking khib?

            Stacking racks tuaj yeem txo cov khoom lag luam raug puas tsuaj cuam tshuam nrog kev sib tsoo ntau, muaj kev siv qhov chaw zoo dua, kev txheeb xyuas cov khoom thiab kev tuav cov khoom yooj yim dua.