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bucket-wheel excavator[′bək·ət ‚wēl ′ek·skə‚vād·ər]
A continuous digging machine used extensively in large-scale stripping and mining. Abbreviated BWE. Also known as rotary excavator.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
An excavating machine having a rotating wheel fitted with toothed-edged buckets; used to dig a layer of earth and load it onto a conveyor belt as the machine moves forward under its own power.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.