electrongraphic image tube
电子照相显像管，电子摄影显像管

• brass strip
• Braun tube
• Bravais-Miller Index
• Bravis system
• brazing
• bread board
• breadth of spectral line
• breakage
• break-before-make
• breakdown
• breakdown voltage
• breaker
• breakeven point
• breaking strength
• break-through
• break-up
• breech-sight
• breeding with laser
• breezing
• bremsstrahlung
• Brester's angle
• Brewster angle
• Brewster angle window
• Brewster Angle Windows
• Brewster fringe