gear testing machine
齿轮检查仪，测齿仪

• data plate
• data processing
• data processing algorithm
• automatic colour control
• automatic-control
• automatic cut-out
• automatic data processing
• automatic developing machine
• automatic diaphragm
• automatic direction finder
• automatic error correction
• automatic exposure apparatus
• automatic exposure control
• automatic exposure counter
• automatic exposure setting
• automatic exposure unit
• automatic film-transporter
• automatic flash light
• automatic focus
• automatic focusing
• automatic focusing device
• automatic frequency control
• Automatic Gain Control
• automatic lens design
• automatic level