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propositional calculus
释义
propositional calculus
命题演算
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speaker efficiency
speaker enclosure
speaker frame
speaker identification
speaker impedance
speaker-microphone
speaker-phone
speaker pressure-frequency response
speaker pressure rating
speaker-reversal switch
speaker unit
speaking and ringing key
speaking battery
speaking circuit
speaking current(s)
speaking key
speaking level
speaking pair
speaking position
speaking stop
speaking test
speaking time
speaking trumpet
speaking tube
speaking wire
科学参考收录了1248194条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
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