| 单词 | ancillary operation |
| 释义 | ancillary operationancillary operationan operation in which material or plant is being cleaned, prepared or put away, where the work performed does not result in added value to the material or plant. For example, the time spent setting up or cleaning a machine contributes to the smooth running of the production presses even though it does not contribute directly to the manufacture of the product. See MAINTENANCE, SETUP TIME. |
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