binocular observation, Total:1 items.
In the international standard classification, binocular observation involves: Ground service and maintenance equipment.
Observer, scanning observation, binocular, binocular observation device, binocular, binocular observation tube, observation deck, environmental observation, Analysis and observation, instrument observation, for observation, layer observation, environmental observation, observe, binocular, binocular microscope binocular, binocular observation, binocular tube optics, Binoculars, binocular observation.
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