airborne laser tracker
(ALT)机载激光跟踪器

• autotracker
• autotransformer
• autotune
• autotype
• autovariance function
• auxiliary
• auxiliary apparatus
• auxiliary attachment
• auxiliary axis
• auxiliary baseline
• auxiliary control panel
• auxiliary electrode
• auxiliary exposure
• auxiliary initiating laser
• auxiliary line
• auxiliary line of sight
• auxiliary opics
• auxiliary reflector
• Auxiliary Telescope
• auxiliary unit
• auxiometer
• auxochrome
• Auxometer
• availability
• availability factor