例句與造句

1. The M16A1 front sight base was removed and replaced with a DPMS gas block.
2. The tritium front post installs into the front sight base using a detent and spring.
3. The gas tube runs backwards from the gas block in the front sight base and enters the gas key.
4. The adjustable front sight post is screwed into the front sight base that is installed in the gas block.
5. Gas is tapped from the barrel as the bullet moves past a gas port located above the rifle's front sight base.
6. It's difficult to find front sight base in a sentence. 用front sight base造句挺難的
7. The only significant change from the M16 rifle was that the barrel was shortened to in length, so that it ended just forward of the front sight base.
8. Over the course of its production, there were minor changes to the butt end, muzzle nut, shape of the front sight base and stepping of the barrel.
9. Also attached to the barrel is the front sight base, carry handle and gas block ( equipped with an exhaust-type gas regulator valve with three settings ).
10. The gas expands into the port and down a gas tube, located above the barrel that runs from the front sight base into the AR-15's upper receiver.
11. The grenade launcher screws onto the forward end of the rifle barrel and locks into place by means of a spring-loaded plunger mounted in the front sight base of AK-47 rifles.
12. The HK21 uses a modified G3 receiver that has been extended to the front sight base and is equipped with a detachable bipod ( mounted either in front of the feed mechanism or at the muzzle ) and tripod and vehicle mounting points.
13. The barrel s external profile ( from the breech to the front sight base ) is identical to the Tantal s barrel, but the length from the foresight base has a visible tapered contour with a decreasing diameter towards the muzzle end, used to mount a flash suppressor.
14. The first generation MSSR was deployed in 1996 as an M16A1 with a Tasco variable 3-9 x 40 mm rubber-coated barrel was replaced with a free-floated 24 " ( 68 cm ) DPMS Heavy Stainless Steel Ultra Match barrel with a 1 in 8.5 " right-hand twist, with an M16A1 front sight base.