The second brother even said something with a gesture, Li Jing understood it, and turned his head to look at Zhou Yan.

Zhou Yan hesitated for a moment, and then said: "It may be the re-entry machine or the brake and retreat machine on the artillery, if there is no other way, you can try to hang there and pull it out!" ”

Li Jing nodded, and the artillery reentry machine and the brake and retreat machine were arranged above and below the barrel respectively.

The function of the reentry machine is to restore the gun barrel to its initial position after recoiling.

The function of the brake is to consume a part of the recoil and control the recoil speed of the barrel.

The combination of the two works to recoil, keeping the gun carriage in place.

Although the two have a great effect on artillery, the conditions are ...... after all

"Infinite Beacon: Tank Player" Chapter 247 "Nothing is better than her" is in the middle of the hand, please wait a moment,

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