所有科技知识-科学时代

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

periodical room	periodicals dealer	periodical stack	periodical subject index	periodical subscription
periodical subscription	periodical work	periodic amnesia	periodic antenna	periodic audit
periodic average method	periodic balance sheet	periodic bill	periodic biological phenomena	periodic blowdown
periodic boundary condition	periodic boundary condition	periodic circuit	periodic cohomology	periodic comet
periodic comet	periodic component of short-circuit current	periodic cost	periodic credit	periodic decimal fraction
periodic disease	periodic disturbing torque	periodic drainage	periodic error	periodic error
periodic error	periodic flow	periodic fluctuation	periodic fluctuation	periodic force
periodic forest inventory method	periodic frequency modulation	periodic function	periodic function	periodic function
periodic group	periodic income	periodic increment	periodic inventory	periodic inventory
periodic inventory method	periodicity	periodicity	periodicity	periodicity
periodicity	periodicity	periodicity	periodicity	periodicity
periodicity	periodicity	periodicity concept of accounting	periodicity of germination	periodic law
periodic law	periodic law of elements	periodic law of geographic zonality	periodic level premium annuity	periodic maintenance
periodic maintenance	periodic market system	periodic modulation	periodic monitor	periodic mortality
periodic motion	periodic motion	periodic motion	periodic motion	periodic noise
periodic ophthalmia	periodic orbit	periodic orbit	periodic oscillation	periodic payment
periodic payment	periodic payment	periodic payment	periodic payment cap	periodic payment plan
periodic permanent magnetic field	periodic perturbation	periodic perturbation	periodic perturbation	periodic plan
periodic point	periodic potential	periodic process	periodic reinforcement	periodic report
periodic respiration	periodic reversal	periodic review	periodic review	periodic review
periodic review system	periodic rotation	periodic salary adjustment	periodic selection system	periodic sentence
periodic sentence	periodic signal	periodic signal	periodic signal	periodic single pulse
periodic speed fluctuation	periodic state	periodic state	periodic strain field	periodic stream
periodic survey	periodic system	periodic table	periodic table	periodic table
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