. . "103762040"@en-us . "a bomb with about 30% explosive and a casing designed to penetrate hardened targets before the explosive detonates"@en-us . . "penetration bomb"@en-us . . "103909658"^^ . "03909658-n"^^ . . "penetration bomb"^^ . . . "0"^^ . . . . "0"^^ . .