- cold-cathode indicator tube
- 指示: indicate; point out instruct
- 放电管: discharge tubd; discharging ...
- 放电管漏泄指示器: discharge tube leak indicator
- 放电管泄漏指示器: discharge tube leak indicator; discharge-tube leak indicator
- 放电管: discharge tubd; discharging tube; discharge lamp; ignitron; subnitron
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