例句與造句

1. The adjustable front sight could be lost if the retaining screw wasn't tightly secured.
2. They often have an adjustable front sight with an Allen screw and a rear sight with a retaining screw.
3. The adjustable front sight post is screwed into the front sight base that is installed in the gas block.
4. The 4130 ordnance steel barrel has a spring-loaded collar to ensure an accurate lock between the receiver and the polymer fore end and the fully adjustable front sight.
5. The M16A2 later M16 series rifles have a dial adjustable range calibrated rear sight, and use an elevation adjustable front sight to " zero " the rifle at a given range.
6. It's difficult to find adjustable front sight in a sentence. 用adjustable front sight造句挺難的
7. The Model 686 has an adjustable rear sight, and until 1992, the 6-and 8-3 / 8-inch versions had the option of an adjustable front sight.
8. This was also made in a limited quantity by the Chinese called " PS-01 ", subtle differences are the better fully adjustable rear sight system and non-adjustable front sight blade and threaded muzzle.
9. The sighting line consists of a'"-type post or an inverted " V " height adjustable front sight on a folding post and a leaf rear sight with an open V notch sliding on a ramp, graduated from 200 to 2, 000 meters ( 219 to 2, 187 yards ).