| 摘要 |
A method for suppressing raising of dust as a result of firing a projectile from a barrel of a weapon, wherein the dust is raised by a shock wave exiting the barrel, the method comprising reducing an exit pressure of gases of an explosive charge exiting the barrel. There is also disclosed a weapon including a barrel with a barrel bore formed therethrough, the barrel bore having a longitudinal axis, and a barrel extension element extending from and in fluid communication with the barrel bore, the barrel extension element having a barrel extension bore formed therethrough, wherein a plurality of gas exit holes are formed on sides of the barrel extension element, the gas exit holes being non-symmetrical with respect to a horizontal plane which passes through the longitudinal axis.
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