A down-flow biological filter is used for the groundwater iron and manganese.

以生物滤柱为反应器，对含铁、锰地下水进行处理。

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The experiment result showed, the form-film time of up-flow BAF was lower than down-flow BAF, and the kind of microbe in the reactor was abundant.

试验结果表明，上流式曝气生物滤池的挂膜时间略少于下流式曝气生物滤池，两种运行方式的生物相丰富；

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Let's say you are spending a boatload on hardware to ramp up your web service's capacity. And it is bringing your cash flow down.

再举个例子，如果你在硬件上花费一大笔钱来提升你网络服务的能力，那么将会使你的现金流下降。

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Moreover, Buckley encourages cross-functional communication and shuns top-down information flow that he believes makes it hard for companies to adapt quickly.

FORBES: CEO Replaces Himself to Grow Xirrus Fast From $100 Million

Online companies pounce on every whisper or cryptic comment from Google about how it ranks pages as an indicator--up or down--of how online traffic will flow for millions of Web sites.

FORBES: Magazine Article

Being forced to submit to a privacy-rending body scan or pat-down - unpleasant as it may be - is not likely to compare to the trauma that can flow from being forced to submit to showering or sharing a bunkroom with someone who finds you sexually attractive.

CENTERFORSECURITYPOLICY: Introducing 'forced intimacy'