Gross Margin марж на печалбата gross margin Gross Margin gross margins gross margin great pages gross margin Bruttomarginalen Gross Margin (%) was calculated measure margen bruto Gross margin Gross Margin gross profit margin gross margin gross margin gross margin ratio http://en.wikipedia.org/wiki/Gross_margin gross margin gross margins gross margin Gross Margin gross margin margins gross margin gross margin Gross Margin gross margin gross margin http://en.wikipedia.org/wiki/Gross_margin gross margins Gross Margin gross margin Gross Profit or Gross Margin Percentage gross margin gross margin gross margin gross margins gross margin gross margin s Wikipedia gross margins Gross Margins gross margin 按銷售成本（Selling cost）和收入（Revenue）計算 gross margin gross margins Gross Margin gross profit margins gross margin gross margin Gross Margin gross margins gross margin gross margin