通过固定激光器，改变光学系统的状态，实现了模拟激光制导的目的。

The simulating laser guide is realized by fixing laser and changing the state of optical system.

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基于架束式激光制导的原理和方法，采用自动控制理论较详细地分析了激光架束制导仪的制导回路和制导误差。

Based on principle and methods of surmounted laser_beam guided instrument, guided loop and its guide error of surmounted laser_beam guided instrument were studied by using auto_control theory.

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QB可以进行远程控制，同时一个内置的激光制导系统确保它不会撞上家具或者门框。

QB is controlled remotely, but an in-built laser guidance system ensures it does not bump into the furniture or door frames.

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