One problem is simply the design of the collimator and condenser.
第一个问题仅是准直镜和聚光镜的设计。
The collimator is an important equipment for optical experiment and standardization.
平行光管是光学实验及计量检测的重要设备。
Photoelectric collimator is a kind of simple fire-control system equipped on a weapon system.
光电瞄具是配备于某武器系统上的一种简易火控系统。
Photoelectric collimator is a kind of simple fire-control system equipped on a weapon system.
光电瞄具是配备于某武器系统上的一种简易火控系统。
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