1、The bomb's firing mechanism is activated by a time-clock.
2、Aim Some questions about the mechanical firing of the firing mechanism in large caliber rotating barrels machinegun are discussed.
3、Featuring a spring piston firing mechanism, the sniper rifle is almost silent when fired.
4、Now I was touching buttons and the firing mechanism of a visitor from perhaps 100 years ago.
5、Featuring a spring piston firing mechanism, the sniper rifle is almost silent when fired which gives a vital advantage to snipers who don't want to give away their position.
