1. Its essential portion consists of a gun barrel and a semi-automatic tail bloc , while the recoil absorber is made up of an oil-pressure buffer and spring fixed under the gun barrel. 它的基本型整体包括一套炮管、半自动长尾炮架，后座吸收器由液压缓冲器和安装于炮管下的弹簧构成。
2. Its essential portion consists of a gun barrel and a semi-automatic tail bloc , while the recoil absorber is made up of an oil-pressure buffer and spring fixed under the gun barrel. 它的基本型整体包括一套炮管、半自动长尾炮架，后座吸收器由液压缓冲器和安装于炮管下的弹簧构成。
3. Its essential portion consists of a gun barrel and a semi-automatic tail bloc , while the recoil absorber is made up of an oil-pressure buffer and spring fixed under the gun barrel. 它的基本型整体包括一套炮管、半自动长尾炮架，后座吸收器由液压缓冲器和安装于炮管下的弹簧构成。
4. The straight line type lens barrel is sleeved in the driving lens barrel in parallel mobile mode relative to the axle center of the fixed lens barrel. 直进镜筒采可相对于该固定镜筒的轴心平行移动方式套合于该驱动镜筒内。
5. As you begin to push down, the little deviation in sensed position of the gun-barrel causes the motor to twist the barrel up against your push. 当你开始向下压的时候，作用于炮管感应位置的微小偏移，使得伺服电动机转动炮管向上来对抗你下压的力量。
