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词汇
mark-to-space ratio
释义
mark-to-space ratio
传号空号比
矩形波正半周和负半周脉宽之比。正半周为传号,负半周为空号。
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NAU
naught
naughtily
naughtiness
naughty
naumachia
naupathia
nauplius
Nauru
Nauruan
nausea
nauseam
nauseant
nauseate
nauseating
nauseatingly
nauseous
NAU service
NAU services manager layer
naut.
nautch
nautical
nautical day
nautical mile
nautical mile
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更新时间:2025/5/4 9:11:14