transmission of information
信息传输

• auxiliary reflector
• Auxiliary Telescope
• auxiliary unit
• auxiometer
• auxochrome
• Auxometer
• availability
• availability factor
• available accuracy
• Available Point
• available power
• avalanche
• avalanche action
• avalanche breakdown
• avalanche breakdown semiconductor laser
• avalanche gain
• avalanche injection laser
• Avalanche Multiplication
• avalanche noise
• Avalanche Photodiode
• Avalanche Photodiode Coupler
• avalanche transistor
• avalanche voltage
• average
• average amount of information