auto-demagnetization with no source and no current
CO、NO and NO+CO adsorption
doctrine of no good and no evil human nature
NO – OP No – Operation instruction
no-access Bytes No-Access
NO-VOD NO Video On Demand
no-vollage and no-current
no-voltage release (no voltage cut out)
spare no effort spare no pains
No.4 Engineering Section of No.17 Engineering Bureau of China Railway
combined echo ranging echo sounding
Yes-No Question Sentences