open-cycle CO2 laer
开环二氧化碳激光器

• filminess
• filming
• film intensity measureing device
• film load window
• film memory
• film-metering device
• film of oxide
• film plane
• film plane indicator
• film pressing plate
• film projector
• film radiography
• film reader
• film recorder
• film recording
• film reproduceer
• film response
• film rewind button
• film rewind crank
• film rewind shaft key
• film ring
• film scanning
• film setting
• film speed
• film speed scale