breechblock造句
例句与造句
- As the breechblock goes forward, the extractor mounted in the top of the block will snap over the extracting groove of the cartridge as it is chambered.
- A safety lock prevented opening of the breechblock before the shot; if there was a need to remove a shell, the lock had to be disabled.
- Gas ports along the upper ridges of the receiver were also extended, which may explain why the arch on the breechblock was removed at the same time.
- For the " Lund conversion ", the chamber was replaced with a breechblock, and an extractor was mounted on the left side of the receiver.
- The barrel, much longer than that of older designs, was fitted with an interrupted screw breechblock with recoil devices consisting of hydraulic recoil buffer and hydropneumatic recuperator.
- It's difficult to find breechblock in a sentence. 用breechblock造句挺难的
更多例句： 上一页
