... the explanations written on the picture. they all have to do with the engine airflow and engine and emergency settings and checklists.  <br /> 1:Engine compressor anti-surge doors<br /> control switch (automatic/manual)<br /> 2:Nose cone control switch<br /> (automatic/manual)<br /> 3:Emergency nozzle 2 position switch Document English Any version MiG-21bis Freeware - Free version, Unlimited distribution 03/15/2019 17:09:20
Date: 03/15/2019

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