F (an option alone).

f(单个选项)。

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The -f option sets the maximum number of files, rounded to the nearest 16, for the cache directory.

f选项设置高速缓存目录的最大文件数目，按16进制舍入。

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The IDS agent executable module needs an attribute file that describes how to handle data. Use the -f option to identify the attribute file.

IDS 代理可执行模块需要一个用于描述如何处理数据的属性文件。

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Also, Ford has been advertising the popular EcoBoost option on its F-150 trucks, touting the fact that its best-selling vehicle provides not only segment-leading fuel economy but also towing and performance capabilities that pickup-truck owners demand.

FORBES: In a Twist, Traditional Ads Launch Ford Into 'And Not Or'

Chevrolet plans to launch a new version of Silverado in the second quarter, and Ford is counting on the sales bump crated by its EcoBoost gasoline-powered option to keep momentum behind the segment-leading Ford F-150 for a while.

FORBES: Forces Of Diesel Pick Up Major New Ally in Ram 1500 Version