If the casting is taken out from the moving die, long distance core pulling is needed according to the shape of the casting, so the mechanism of the sliding block which rotates midway was designed.

根据铸件形状特点，若在动模内取出铸件，需长距离抽芯，故设计了滑块中途自行转动机构。

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Train brake problem solution is the core of braking distance calculations.

列车制动问题解算的核心是制动距离的计算。

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The one core of modern distance education is the making of courseware.

现代远程教育工程建设的核心之一是课件的制作。

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Like Austin, San Antonio has grown out, not up - the suburbs sprawl away into the hotter, dustier and slightly less arable distance, leaving the old civic core unscathed.

BBC: The perfect chilli con carne in the heart of Texas

San Francisco decided to make another run with the same core group of players who went the distance in the first two rounds of the playoffs last season, then swept Cabrera and the Detroit Tigers to win their second championship in three years.

WSJ: MLB 2013: Challengers gear up to take down Giants

And McCain's challenge is to distance himself from Bush's failures while holding onto the party's conservative core that still believes in Bush.

NPR: McCain Walks Fine Line With Bush Legacy