所有科技知识-科学参考

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。

negative electron affinity photocathode	negative electron affinity photoemitter	negative element	negative empathy	negative energy
negative energy state	negative energy wave	negative engraving	negative entry	negative envelope feedback
negative error	negative eugenics	negative evidence	negative expansion	negative exponent
negative exponential distribution	negative exports	negative eyepiece	negative factor	negative factorial multinomial distribution
negative feedback	negative feedback amplifier	negative feedback circuit	negative feedback control	negative feedback coupling
negative feedback laser	negative feedback link	negative feedback loop	negative feedback self-oscilation	negative feedback system
negative feeder	negative feeding system	negative film	negative filter	negative-filter type infrared gas analyzer
negative flag	negative float	negative form of sea floor	negative frequency	negative frequency component
negative friction	negative friction pile	negative function	negative g	negative geotropism
negative ghost	negative ghost image	negative glow	negative-glow lamp	negative glow lamp
negative glow region	negative-going	negative going edge	negative going pulse	negative-going reflected pulse
negative going sawtooth wave	negative-going signal	negative goodwill	negative gradient	negative gravity
negative grid bias	negative-grid generator	negative-grid oscillator	negative grid super high frequency tube	negative-grid thyratron
negative grid tube	negative group	negative g tolerance	negative hardening	negative heliotropism
negative holder	negative hologram	negative hydrogen ion	negative hypergeometric distribution	negative ignore gate
negative image	negative immittance converter	negative impedance	negative impedance amplifier	negative impedance circuit
negative impedance converter	negative impedance region	negative-impedance repeater	negative impulse	negative incidence
negative income tax	negative increment	negative index	negative indication	negative indicator
negative induction	negative inotropic action	negative input	negative integer	negative interaction
negative interest	negative interference	negative investment	negative investment (通常指撤回资本)	negative ion
negative-ion densitometer	negative ion formation	negative ion laser	negative ion source	negative-ion vacancy
negative layer	negative leap second	negative lens	negative lift	negative light modulation
negative line	negative linear correlation	negative line feed	negative literal	negative logic
negative loop	negatively absorbing material	negatively charged	negatively charged ion	negatively charged ion generator
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