1、准星
... 前座 front seat 准星 front sight 前方除渣(熔铁炉) front slagging ...
2、照准框
... front panel 面板 front sight 照准框 front surface 前表面 ...
3、前瞄准具
通常为两件式,分为准星/前瞄准具(front sight)和 照门/后瞄准具(rear sight)
4、面板
...前作业孔径 front panel面板 front sight前表面 front surface mirror ...
adjustable front sight可调整前准星
front sight fixing plate准星固定盘
apex of front sight准星尖
front sight detail前准星
front sight ring准星护圈
aperture front sight环形准星
front sight spring准星底坐
corn front sight粒形准星
numbered front sight post准星