direct illumination
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- fuel tank
- mode,normal
- natural convective heat transfer
- spindle bearing
- in-line image
- self-tempering
- illuminating aperture angle
- coherent
- vibratory converter
- gravitational mass
- heteropolar inductor generator
- direct-axis transient voltage
- write up
- surroundings
- broom
- D-D reactor (deuterium-deuterium reactor)
- cut-through switching
- slip curve
- rectifier protection
- most unfavorable steam supply main