作者: Terence Chen
DOI:
关键词: Lower edge 、 Geometry 、 Wrench 、 Edge (geometry) 、 Algorithm 、 Geology
摘要: A hanger includes a board and cover for covering the board. The at least one recess defined in front face receiving wrench, holder elastically pivotally mounted thereon holding two holes each side. hooks formed insertion retaining engaged with cover. stop restricting wrench. is between sidewalls of which defines hole located. an upper edge lower edge. connected sidewalls. joint