单词	gun ring
释义	gun ring 回转炮塔
随便看	Factor portfolio factor power Factor,Precipitating Factor,Predisposing factor price factor price compensation factor price differentials factor-price differentials factor price distortion factor price equalization factor-price equalization factor -price equalization factor price equalization theorem factor-price equalization theorem factor price frontier factor-price frontier factor prices factor pricing factor-production relation factor productivity factor product relation factor-product relation factor proportion factor proportions factor-proportions model