For one, school lunches are a low margin business.

其一，学校午餐是一桩利润微薄的差事。

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It is also much easier to get a high gross margin business profitable.

具有高毛利率的企业自然也更容易获利。

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How to meet the needs of the time conditions in order to launch Margin business?

如何适应时代的需要的条件，以开展保证金业务？

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"You needed about a five percent operating margin in order to stay in business over the long haul, especially if you are in a community like this that is growing and you have to invest in new facilities from time to time, recruit new physicians to the area and hire staff."

VOA: standard.2010.02.25

AutoNation had no fundamentally better way to make money at this mature, highly competitive, low-margin business.

FORBES: Which Conglomerators Are The Big Winners?

One high-ranking chemicals executive told me the scenario is surprisingly rosy for this notoriously low-margin business.

FORBES: Shale Gas Sparks A U.S. Chemicals Renaissance

The Crowns picked a crowded, low-margin business, selling brand-name computers and parts, for their Tempe, Ariz.

FORBES: You want cables with that?