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科学时代收录了3405121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。

NECTRIDIA Nectridia Nectrieae Nectriella cucumeris Hanazawa Nectrioidaceae
Necturus Necturus maculatus Necydalis esakii Necydalis formosanus Necydalis hirayamai
Necydalis mizunumai Necydalis nanshanensis Necydalis pennata NEC公司 N.E.C.(Nitrogen Engineering Corporation process)
NED Nedbal, Oskar neddle butt neddle detecting device neddle hole
neddle hook neddle latch neddling Nederland NEDERLANDS DANS THEATRE
Nederlandse Omroep Stichting {=NOS} Nederweert Nedigenite NED reference frame Nedre Soppero (Soppero)
Nedryhayliv(Nedrigaylov) NEDU Nedystoma dayi (Ramsay & Ogilby,1886) Nedystoma Ogilby,1898 need
need assessment need cathexis need-disposition needed acoustic gain {=NAG} Neede(Nede)
need for achievement need for achievement (nAch) need for affiliation need for affiliation (nAff) need for closure
need for cognition need for confidentiality need for fulfillment need for positive regard need for power
Needham Needham thesis Needham, Joseph need hierarchy theory need high efficiency
needing forecasting method needle Needle angle needle assembly needle bar
needle bearing needle bed needle biopsy needle board needle-bonded fabric
needle book needle box needle breakage needle bronze needle cam
needle card adjustment device needle chamber needle channel needle chatter needle coal
needle cords needle counter needle crystal needle culture needle cutting
needle cylinder needle damage needle defect needle deflector wheel needle density
needled finned tube heat exchanger needle-diorite needle dispenser needle driving mechanism needled steel
needled structure needle effect needle electrode needle etching needle eye
needle feed needle felt needle felting needle file needle fir; Abies holophylla Maxim.
needle fish needlefish needlefishes needle flame test needle force
needle frame needle galvanometer needle gap needle gap arrester needle gap (lightening) arrester
needle gap (lightning) arrester needle gating needle gauge needle groove needle guide plate
needle gun needle head needle heating needle holder needle ice
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