I'm not familiar with the specific meaning or context of "avop-119". This could be:

1. A code or model number for a product or equipment

2. An abbreviation or acronym for something

3. A reference number in a particular system or database

Without more context about where you encountered this term or what field it might relate to, I can't provide a more specific explanation. If you have any additional information about where you saw this or what it might be related to, please share and I'll do my best to help further.