Favorite tweets

石墨同位素气冷堆堆芯冷压一体成型加工装置 pic.twitter.com/HT2TWm2ojw

— 秃凸突 (@NPPSRO) October 22, 2019

from Twitter https://twitter.com/NPPSRO

October 22, 2019 at 01:02PM
via IFTTT