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low pressure sodium(vapour) lamp
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low pressure sodium(vapour) lamp
Encyclopedia
工学
低压钠灯
释
low pressure sodium(vapour) lamp
低压钠灯
由分压为0.7~1.5Pa的钠蒸气放电而发光的放电灯。
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optical biosensors
optical bistability
optical bistable device
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optical bleaching agent
optical bleaching agent; fluorescent whitening agent
optical branch
optical breakdown
optical brightness
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optical burst switching,OBS
optical cable
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optical character reader
optical character reader, OCR
optical character reader,OCR
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