词汇	multi stage rocket
释义	multi stage rocket 多级火箭
随便看	rate of drying curve rate of duty rate of dyeing rate of dye uptake rate of dye-uptake rate of dynamic coincident code rate of earnings rate of earnings on total capital rate of earnings on total capital employed rate of earnings on total capital em ployed rate of easement curvature rate of economic development rate of economic growth rate of economizing gasoline rate of economizing petrol rate of efficency of depreciation rate of effusion rate of electricity loss from transmission line Rate of electron transport Rate of eligibility Rate of elimate resouree utilization rate of elimination rate of eliminationre rate of eliminationRE rate of elongation