单词	公共投资
释义	公共投资public investment
随便看	line of profile peaks line of profile valleys line of projection line of propagation line of pull line of quickest descent line of reefs line of reference line of refraction line of regression line of rent line of response line of response {= lor} line of retirement line of retreat line of return line of roll forging line of rupture line of safety return line of same declination line of same declination, isogonic lines line of same dip line of same dip, isoclinic lines line of same magnetic intensity line of same magnetic intensity, isodynamic lines