image tube
a photoelectric device for intensifying faint astronomical images
plural of weighing funnel
(UK, dated, dialect, Devon) turf used as fuel
Alternative spelling of lurgy (an illness or ailment)
観測所の技術者は望遠鏡の感度を高めるために、老朽化した画像増倍管を注意深く交換した。
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DiQt
Free
★★★★★★★★★★
