单词	qualified teacher ranks
释义	qualified teacher ranks 师资队伍
随便看	ratio of skewness to variation ratio of slag ratio of slenderness ratio of sliding force ratio of slip ratio of slope ratio of sludge settling volume ratio of soda to aluminatersa ratio of soda to aluminate rsa ratio of sodium/potassium ratio of soil loss ratio of solar absorptance to emittance ratio of solidification Ratio of solid to liquid ratio of solution to soil ratio of solvent ratio of source to sink ratio of space allotted to buildings ratio of space allotted to parks and greenery ratio of specific hear ratio of specific heat ratio of specific heat capacities ratio of specific heats ratio of speed ratio of stalk to leaf