заранее
• The identities of the compounds are not known in advance.
• The properties of these materials can be specified beforehand.
Источник:
Русско-английский научно-технический словарь
на Gufo.me
![](http://cdn.gufo.me/i/lec-photo.jpg)
• The identities of the compounds are not known in advance.
• The properties of these materials can be specified beforehand.