breech pressure वाक्य

Remington used the same steel and heat treatment as for the breech pressure.
High or low breech pressures could be obtained by varying the surface to volume ratio of the injector.
As with all hesitation blowback weapons, the Pedersen rifle had to have some means to prevent cartridge cases from becoming stuck in the chamber due to the relatively high breech pressure and operating velocity existing at the moment of extraction.
This gun was a former 32-pounder smoothbore that had been " modernized " by rifling the barrel, and machining and shrinking a single layer of red hot bands of wrought iron onto the breech of the barrel to allow it to operate at much greater breech pressures.