Firing 9mm or larger bullets, the sightingsystem is pretty accurate at ranges under a hundred meters, which is the normal range of urban combat.
它发射9 mm和更大些的枪弹，它的瞄准系统在射程一百米以下格外精确，而这也是一般巷战的典型距离。
2
The line-of-sight stabilization with high-accuracy is the chief specification and key technology of electro-optical stabilized sightingsystem.
瞄准线高精度稳定是机载光电稳瞄系统的主要指标和关键技术。
3
As a sensitive instrument, it is very significant in astronomical telescope, laser communication, tracking and sightingsystem, picture stability optical system and autoadaptation optical system, etc.