Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Development of the strength of polymer concretes with various mass contents (0.4–20.1%) of fly ash in a microfiller fraction in time; FAF, fly ash from fluidized bed combustion (FBC); FAS, siliceous fly ash from conventional combustion (chart based on data published by the author in [20] compared to the model calculated on the basis of [2]).
