operating profit margin meaning in Chinese

经营边际利润率
经营利润率

Amazingly , even as the second largest consumer electronics firm in the world , this part of sne ' s business carries an operating profit margin of just ~ 3 . 5 %
令人惊讶的是，即使身为世界第二大消费者电子产品公司，新力这方面的业务只能带来仅3 . 5 %的运营盈利率。
Although sony committed itself to attaining profitability by 2007 and a 5 per cent operating profit margin by march 2008 , this had also failed to convince , mr takada said
高田先生说，尽管索尼承诺在2007年前盈利， 2008年3月前营运利润率达5 % ，但这些也无法让人信服。