权威例句
Boom hoistBoom hoistBoom hoistMANITEX MODEL SC62 SIGN TRUCKBoom hoist for attachment to a trailer hitch drawbarFracture analysis of the pulley of a bucket wheel boom hoist systemAutomatic hoist boomStructural Design of Hoist Boom of Bracing-Hoisting-Separated Barrier-Clearing Vehicle Based on ANSYSBoom hoist cylinder craneDevelopment course of hoist boom of wheel craneBoom hoist for attachment to a trailer hitch drawbarPortable game hoist with folding boomTensioning device for aircraft refueling boom hoist
