所有科技知识-科学参考

科学参考收录了103327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 beam	needle bearing	needle blow	needle board	needle coal
needle dam	needle file	needle gap	needle ice	needle nozzle
needle ore	needlepoint lace	needle scratch	needle test point	needle tubing
needle valve	needle weir	needling	need-to-know	neem oil
neencephalon	negation	negative	negative acceleration	negative acknowledgement
negative afterimage	negative angle	negative area	negative booster	negative catalysis
negative charge	negative conductor	negative correlation	negative crystal	negative easement
negative effective mass amplifiers and generators	negative electricity	negative electrode	negative electron	negative electron-affinity material
negative element	negative elongation	negative empathy	negative feedback	negative g
negative gene control	negative glow	negative-grid generator	negative-grid thyratron	negative impedance
negative-impedance repeater	negative indication	negative integer	negative interference	negative ion
negative-ion vacancy	negative landform	negative lens	negative logic	negative meniscus lens
negative mirror	negative modulation	negative movement	negative nodal points	negative part
negative pedal	negative phase	negative phase sequence	negative-phase-sequence relay	negative picture phase
negative pion	negative plate	negative pole	negative potential	negative pressure
negative principal planes	negative principal point	negative rain	negative rake	negative regulator
negative resistance	negative-resistance device	negative-resistance oscillator	negative-resistance repeater	negative series
negative shoreline	negative skewness	negative staining	negative temperature	negative temperature coefficient
negative terminal	negative thermion	negative-transconductance oscillator	negative transfer	negative transmission
negative with respect to a measure	negative work	negativism	negatron	negentropy
negotiated contract	Negri bodies	Neididae	neighbor	neighbor effect
neighborhood of a point	neighboring-group participation	Neil's parabola	Neisseriaceae	nektobenthos
nekton	N electron	NELIAC	Nelson diaphragm cell	nelsonite
Nelumbonaceae	nemalite	Nemata	Nemataceae	nematath
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