Result:The results showed that suitable nitrogen source rate can improve level of fermentation.

结果：试验表明，合适的氮源比例能够提高发酵水平。

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The other way to think about it is divergence is the source rate, it is the amount of fluid that is being inserted into the system, that is being pumped into the system per unit time per unit area.

另外一个理解方法是，散度是源头的“冒出率”，它是流体往系统输入的量，也就是单位时间内，单位面积新冒出的流体。

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Different ideas for increasing conversion rate are worth discussing because they become a great source of input for coming up with your own ideas.

任何关于转化率优化的想法都值得讨论，因为它们将是激发你自己的创意的源泉。

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Better for students to pay their own way, borrowing if they must, from a private source, at the market rate.

WSJ: A Lesson in Finance

In particular, providing the IBRC with a bond that could be used to source ECB funding at the MRO rate would mean 40 years of paying low interest rates on this debt.

FORBES: How Much Would Ireland Benefit from Replacing the Promissory Notes with a Long-Term Bond?

But Apollo has two other strikes against it: It relies heavily on stock options to compensate employees, and it enjoyed a reduction in its tax rate in 2001, a source of earnings growth that is unlikely to last forever.

FORBES: Magazine Article