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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。

needle roller needle roller bearing needle roller bearing with variation needle rollers needle roller thrust bearing
needle roller with ball end needle roller with cave end needle root needle rust of spruce needles
needle scaffold needle scaler needle scratch needle scratch filter needle seat angle
needle seating needle segment needle selection needle set-out needle shaft
needle shank needle-shaped needle-shaped cathode needle-shaped crystal structure needle-shaped particle
needle sharpener needle sharpener for record player needle-shedding needle-shedding blight needle-shedding disease
needle sleeve needle slot screen needle snow needle spark gap needle spike rush
needle spring ring needless needle stand needle steel needle stem
needle talk needle teeth needle telegraph needle test point needle thread
needle-threader needle throw needle thrust bearing needle timber needle tip
needle track needle tracking needle transmission needle traverse needle tray
needle trough needle tube needle tubing needle-type clothing needle type injector
needle-type martensite needle valve needle valve of economizer (汽化器内) needle valve seat needle valve seat hermetic test device
needle valve shock absorber needle valve spring needle vibrator needle wall needle washer
needle wax needle wax crystals needle weir needle wire needlework
needling needling agent needling instrument needling lesion needling response
needling to walls need not need profile need-ranking theory needs and opinions of consumers
needs for self-actualization needs-satisfying products Neef's hammer (电流启闭锤) neek tie Neel
Neel point Neel's theory Neel temperature (反铁磁物质最高温度) Neel wall Neenchelyidae
Nef and Spengler method neferine Nef reaction nefrix nefrosul
nefrosulfin Neftel's disease nefud negacyclic code Negafel process
negate negated simple condition negate instruction negate novelty negater
negater circuit negate routine negater spring negation negative
negative-a bolometer negative absorbing material negative absorption negative absorption coefficient negative acceleration
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