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。

secondary tumor	secondary turbine	secondary twinning	secondary tympanic membrane	secondary urethra
secondary vector	secondary vegetation	secondary ventilation	secondary vertical system	secondary vibration
secondary vibration in rear suspension	secondary villus	secondary vitreous	secondary voltage	secondary wall
secondary waste heat boiler	secondary wastewater treatment	secondary water	secondary water pollution	secondary wave
secondary wavelet	secondary weapon	secondary weir	secondary winding	secondary woody growth
secondary X-ray	secondary xylem	secondary xylem ray	secondary xylem vessel	secondary yield
second assignment	second backcross generation	second beat	second beater	second best
second bomb damage	second bottom	second bower	second breakdown	second breaker
second breaker card	second by second measurement	second category gassy mine	second category of commodities	second category of goods
second category vessel	second channel	second-channel frequency	second channel interference	second chronograph
second class	second class conductor	second class fish-plated bolt	second class fish-plated nut	second-class maintenance
second class ore	second clear	second clearance angle	second clear flour	second clock
second coat	second coating optical fiber	second control	second controller	second cosmic velocity
second counter	second course	second critical speed	second crop	second curvature
second curvature radius	second cut	second cut file	second cut flat wood rasp	second data multiplexer
second degree A-V block	second-degree burn	second-degree erythema	second-degree parabola	second degree surface
second-delay blasting cap	second delay electric detonator	second derivation control	second derivative	second derivative action
second derivative gravity anomaly	second derivative spectroscopy	secondderivative test	second development	second display
second division segregation	second DO	second edition	second electron lens	second equation of Maxwell
second evaporator	second explosion	second filial	second fixed head disk	second flow
second-foot	second-forbiden spectrum	second fundamental form of a surface	second gear	second gear torque
second generation	second generation computer	second generations of inbreeding	second-generation synthetic fibre	second growth
second-growth isotope	second growth stand	second hammer	second hammer damping stop	second hammer maintaining washer
second hammer spring foot	second-hand	second hand	second-hand brick	second-hand machine
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