12 canlyniad
Rhestrir y canlyniadau yn ôl perthnasedd.
Cymraeg: uned cywasgu/cyddwyso effeithlon
Saesneg: efficient compressor/condenser
Cymraeg: Cymru Effeithlon
Saesneg: Resource Efficient Wales
Cymraeg: Cynghorydd Cymru Effeithlon
Saesneg: Resource Efficient Wales Advisor
Cymraeg: effeithlon o ran ynni
Saesneg: energy-positive
Cymraeg: bod yn effeithlon â bwyd
Saesneg: food efficiency
Cymraeg: cam effeithlon o ran ynni
Saesneg: energy efficient measure
Cymraeg: defnyddio ynni'n fwy effeithlon
Saesneg: increase energy efficiency
Cymraeg: defnyddio slyri/tail yn effeithlon
Saesneg: slurry/manure efficiency
Saesneg: improving resource and business efficiency
Cymraeg: gwneud defaid yn fwy effeithlon
Saesneg: improving ewe efficiency
Cymraeg: Cwestiwn Allweddol 7: Pa mor effeithlon y mae’r arweinwyr a rheolwyr wrth ddefnyddio adnoddau?
Saesneg: Key Question 7: How efficient are leaders and managers in using resources?
Saesneg: Comprehensive, Efficient and Modern Public Libraries for Wales - Promoting Higher Service Standards 2005-08