The make-up tong is placed on the top tool joint and the break-out tong is placed on the bottom tool joint.

外钳打在上边的接头上，内钳打在下边的接头上。

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Gull wing education was founded in September 2014, core products for the online live bottom tool - ClassIn online classroom.

翼鸥教育成立于2014年9月，核心产品为在线直播底层工具——ClassIn在线教室。

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We've gotten hundreds of great comments on this article from the content feedback tool at the bottom of the page.

我们从页面底部的内容反馈工具里得到了上百条关于这篇文章的很好的评论。

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At a recent corporate executive summit in Gleneagles, Scotland, PR company Edelman revealed that social networking shaved 1% off its bottom line by encouraging its staff to use such websites as a recruitment tool.

BBC: Firms 'miss' social site success

That joint investigation will have every tool it needs, including subpoena power, to get to the bottom of what went wrong.

WHITEHOUSE: Press Briefing on Oil Spill in Gulf of Mexico

The bottom line was that switching critical data from the iPhone to the RAZR was painless, once I found the right tool to use for the music transfer, even for a decade-plus devoted Apple user.

FORBES: How To Keep 'Costs' Of Switching From iPhone To Motorola RAZR Low