与"beam observation port"相近的词条

...

• beam limiting device
• beam loading、beam-loading
• beam modulation frequency
• beam monitor
• beam monitoring
• beam observation port
• beam observation rack
• beam of homogeneous energy
• beam of light
• beam of spectacles
• beam optics
• beam orifice
• beam-out energy
• beam particle disintegration
• beam path
• beam pattern

...