Bulletproof vests, also known as bulletproof vests, are used to protect the body from bullets or shrapnel. A bulletproof jacket mainly consists of a jacket and a bulletproof layer. The sheath is usual...
Alumina Fine Ceramics material is not uncommon. This precision ceramic material applies the chemical properties of alumina, but does not combine alumina with ceramics. Compared with other materia...
No tanque de batalha principal, a velocidade inicial da alusão de alta velocidade de alta velocidade do projétil de perfuração de energia cinética de alta velocidade era de 1700 ~ 1800m/ s, e podia penetrar 800mm armo homogêneo...
