"Nanization" Natural Recordings by Native Speakers
There is no word "nanization". It seems to be a typo or a made-up word.
If you meant "normalization", it refers to the process of making something conform to a standard or average level, often used in context of data processing, social sciences, or therapy.
A nanite is a fictional, tiny robot or machine that is typically used to repair or maintain something, often in a science fiction or futuristic context.
Nanjing is a city in eastern China and the capital of Jiangsu Province. It is also known as Nanking.