高延性混凝土是什么时候开始在贵州省应用的呢

I have enough. ECC originated from Victor Li at University of Michigan in the 1990s; 邓明科 at 西建大 developed 高延性混凝土 (HDC) domestically, applied since around 2010s in 陕西 危房加固, 2016 report about 就地转化.