手榴弹(hand grenade)是在近距离上杀伤有生力量和毁坏军事装备的小型炸弹,是重要的步兵近战武器之一。一般由弹体、引信2部分组成。弹体呈圆柱形或卵形,有的带有手柄。弹体内盛有炸药或其它装填物,多采用击发(或扎发)延期引信,也有采用电触发与延期双重作用引信。手榴弹因最初的外形和破片像石榴和石榴籽,故此得名。在世界各国普遍重视发展核弹和导弹的今 A hand grenade is a small bomb that kills survivors and destroys military equipment at close quarters and is one of the most important infantry melee weapons. Generally by the body, fuze 2 parts. Projectile cylindrical or oval, and some with a handle. Body filled with explosives or other stuffing, the more use of firing (or tie hair) deferred fuze, but also the use of electrical trigger and defer dual role fuze. Grenades because of the initial shape and fragments like pomegranate and pomegranate seeds, hence the name. At present, universal attention is paid to the development of nuclear bombs and missiles in all countries in the world