罗针仪 瞄准环 引导圆 目标圈 测角盘

aimingcircle  detail>>

瞄准环

aiming circle reference circle sighting ring  detail>>

光仪瞄准

optical aim  detail>>

测距仪瞄准镜

range-finder scope  detail>>

六分仪瞄准孔

sextant sighting window  detail>>

陀螺仪瞄准器

gyro gunsight  detail>>

指挥仪瞄准镜

director sighting  detail>>

指挥仪瞄准手

director tracker  detail>>

角盘

angle plate  detail>>

指挥仪瞄准射击

director fire  detail>>

指挥仪瞄准系统

director sight system director-sight system  detail>>

目标，瞄准

target  detail>>

罗针

bearing bar compass needles compassneedle  detail>>

目标观测角

target-sighting angle  detail>>

瞄准引导器

a guide for marking aguide for marking arrow case  detail>>

测距仪瞄准角指示器

range finder train indicator  detail>>

稳定式指挥仪瞄准器

stabilized director sight  detail>>

准环

almost ring  detail>>