To solve problems of difficultly releasing and easily breaking off of the conventional safety joint while operating in downhole, a new hydraulic controlling joint is developed.

针对倒扣式常规安全接头在井下退开难度较大，剪钉式安全接头完井作业易中途断脱的问题，研制了一种液压控制型安全接头。

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The record price was reached Monday, easily breaking a 317, 200 dollar record set last year when ComicConnect.com sold another, less well preserved copy of the same first issue of Action Comics.

这本《动作漫画》杂志于本周一拍出，拍价轻松超过去年该网站以31.72万美元拍出的另一本保存完好度稍次的首期杂志，创下新纪录。

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Using refactoring, you can easily make changes to your code without worrying about breaking things somewhere else.

使用重构，您可以轻松更改您的代码，而不必担心对别处造成破坏。

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There is also the question of whether the use of such robots would lead to wars breaking out more easily.

ECONOMIST: Monitor

The game has complex puzzles, some as complicated as the material in the average college course, yet it does a far better job breaking objectives down into easily digestible parts.

FORBES: Education Meets 'World Of Warcraft'

Despite their scarcity, they can easily be spied at these spots, breaking the surface in gentle arcs in pods of three or four.

ECONOMIST: The Mekong river