もっと例文: 1 2 3 4 5 6 7 8 9 10
- When the firearm is in battery, the breech block rests slightly forward of the locking shoulder in the frame.
- The Mark 6 gun was constructed of gun steel using a hoops, a locking ring, and Welin breech block.
- Both guns have been restored so visitors can traverse ( turn ) the guns, and articulate the breech blocks.
- The springs then drove the lock frame assembly forward to operate the ejector, chamber the round and raise the breech block.
- The breech block was then arrested in the rear position, remaining opened for the gunner to manually insert a new cartridge.