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。

ratio of males and females	ratio of margin on sales to net sales	ratio of milk production to feeding	ratio of mixture	ratio of moduli of elasticity
ratio of net earnings to dividend	ratio of net income to net sales	ratio of net income to net worth	ratio of net income to outstanding stock	ratio of net income to total assets
ratio of net profit to capital	ratio of net profit to net worth	ratio of net sales to net worth	ratio of net sales to receivables	ratio of net sales to total assets
ratio of net worth to total capital	ratio of net worth to total debt	ratio of opening to total surface	ratio of partial derivatives	ratio of peak white-to-black level
ratio of precision	ratio of principal stresses	ratio of putting coke into furnace	ratio of raw feed rate	ratio of reduction
ratio of refraction	ratio of reinforcement	ratio of return on resources employed	ratio of revolutions	ratio of rigidity
ratio of rise	ratio of rise to span	ratio of roll gears	ratio of secondary to primary wool follicles	ratio of similitude
ratio of size reduction	ratio of slenderness	ratio of slope	ratio of solvent	ratio of specific heat
ratio of speed	ratio of strength-to-porosity	ratio of strength to weight	ratio of stroke to diameter	ratio of tare weight to gross
ratio of the investment contributions	ratio of the three colour primary signals	ratio of tidal range	ratio of total liability to net worth	ratio of transformation
ratio of transformer capacity to load	ratio of transmission	ratio of two ratio estimators	ratio of useful compression	ratio of value added to sales
ratio of varying capacitance	ratio of viscosities	ratio of winding	ratio oxygen cutting machine	ratio plug valve
ratio-print	ratio print	ratio-printer	ratio recorder	ratio regulation
ratio resistor	ratio scale	ratio separator	ratio set	ratio squelch
ratio switch	ratio table	ratio test	ratio-test	ratio testing
ratio to material used	ratio-to-moving-average method	ratio-to-moving average method	ratio to the primary unit	ratio tracing receiver
ratio transformer	ratio-turn	ratio-voltage	ratio wheel	rat kangaroo
ratkiller	ratlin	ratline	ratline down	ratline stuff
ratling	ratoon planter	rat poison	rat race	rat race circuit
ratrace mixer	rat-race mixer	ratran	rat's nest calorimeter	rat's nest type bolometer
rat-tail	rattail	rat-tail burner	rattailed radish (Raphanus sativus var. caudatus)	rat-tail file
rattail file	rattan	rattan articles	rattan bar	rattan chair
rattan work	ratteening	rattening machine	rattle	rattle box
rattlehead	rattle jack	rattler	rattler loss	Rattleroot
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