12个数字复式三中三有多少组简介：Ninety-nine percent of the soldiers in this era were illiterate, and very few were literate. Even high-tech military units such as the Shenji Battalion Artillery used illiterate soldiers.
Ninety-nine percent of the soldiers in this era were illiterate, and very few were literate. Even high-tech military units such as the Shenji Battalion Artillery used illiterate soldiers.
