Centering on digital document resources, setting off a heated competition, libraries find themselves just in the whirlpool of competition.

围绕着数字文献正展开激烈的行业竞争，图书馆专业正处在这种竞争的旋涡中。

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And it takes your mind off your troubles and worries, centering your thoughts instead upon your desires.

而且它还能让你的思想摆脱烦恼和担忧，而集中在自己的渴望上面。

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Slag strap and exhaust slot are designed in the end part of molten metal, and off-centering runner can be used.

采用偏心侧浇道浇注系统，在金属液的末端均匀开设集渣包及排气槽。

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In the mid-1970s this mini-mania was kicked off in part by a TV advertising campaign pushing a brand of bread and centering on a fictitious trucker named C.

FORBES: The Push-To-Talk Push

David Carey, president of Hearst Magazines, sat down with AllThingsD's Peter Kafka to kick off Day 2 of D:Dive Into Media here in Dana Point, California, with the interview centering on Carey's take on how digital magazines are working out in a world that seems less and less intrigued by physical books.

ENGADGET: Hearst president David Carey: Apple taught people 'how to buy digital content'