The scientists developed a computer model to track how changes in the home can reduce Numbers of dust mites in beds.

科学家们建立了一个计算机模型去追踪如何才能减少家里床上屋尘螨的数量。

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Listing 3 shows the changes required to pick up just the letters and Numbers in our dictionary file.

清单3显示的更改可以只提取字典文件中的字母和数字。

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If all that the new version has to show is incremental changes in version numbers of major applications, why is there the need for so much hoo-haa?

如果真的有大量应用程式需要升级它们的版本号码的新版本，何以需要那麽多的宣传？

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Many airlines have tried to improve availability, realizing that awards miles bring in billions of dollars, and that a reputation for being stingy with miles can risk losing customers, according to the Wall Street Journal, which published a story outlining the changes in the survey numbers.

FORBES: Delta, U.S. Airways Rank Worst for Frequent Flier Options

The government has said the changes will allow investment in the service and that staff numbers will be reduced.

BBC: Reduced operation for Humber coastguard

The proposed changes include cutting numbers in the force from 13, 500 to about 7, 500.

BBC: Controversial name change for RUC