The British Rail Class NUMBER@1 -LRB- Metropolitan-Vickers Type NUMBER@2 -RRB- diesel locomotives , or ` Metrovicks ' as they were popularly known , were built as part of the British Railways NUMBER@3 Modernisation Plan .

The British Rail Class NUMBER@1 -LRB- Metropolitan-Vickers Type NUMBER@2 -RRB- diesel locomotives , or ` Metrovicks ' as they were popularly known , were built as part of the ORGANIZATION@1 plan .
