From the experience of the Sino-Vietnam border war in 1979 and the following conflict in the 1980s, the 82mm recoillessgun weapon suffered from many weaknesses.
从1979年中越南边境冲突和接着的1980年冲突中得到经验，82毫米无后座力炮武器承受许多弱点。
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The antitank SPG-9 "Kopyo" (" Spear ") grenade machine is not an automatic but recoillessgun. It consists of a trunk with a lock, a tripod stand and an electric mechanism which serves for firing.