词汇	limit down
释义	limit down 跌停板
随便看	preservation standard preservation state Preservations,Tissue preservation strategies preservation strategy Preservation structure preservation study preservation system preservation system and technologies preservation technique preservation technique of fresh apricot preservation technique of test-tube plandet Preservation Techniques of Cultural Relics preservation techniques of fossil specimens preservation technologies preservation technology preservation technology of archives preservation temperature preservation test preservation theorem preservation thermol tube preservation tillage preservation timber Preservation time Preservation,Tissue