权威例句
BRACKET SCAFFOLD AND SAFETY APPARATUS CONTAINING THIS BRACKET SCAFFOLDSafe Application of Bracket Scaffold Supported by Bayonet Type Steel PipesScaffold bracket for producing a bracket scaffold which is fastened to masonry or the like and can be adjusted in height and widthBRACKET SCAFFOLDS IN HOUSING CONSTRUCTIONLightweight Bracket ScaffoldSection 332 Bracket scaffoldsScaffold bracketScaffold bracketExtendable scaffold bracketScaffold mount bracket