Cyflwynwyd polisi ar leihau defnydd ynni ac adnoddau ar gyfer argraffu a llungopïo.
Maw 31ain Hyd 2023
we interviewed the reprographics manager and he said the printer does standby mode automatically when not in use.
Disgyblion sy'n cymryd rhan yn y gweithgaredd hwn: 3
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