That force is scheduled to be reduced from nearly by next October,and to zero by the end of 2011, although Secretary Gates said Friday there could be a follow-on agreement for some U.S.troops to stay, particularly elements of the Air Force.

VOA: standard.2009.12.12

And now the force, in its most general term / is q1q2 over 4 pi epsilon zero, which is the conversion factor r squared.

库仑力的最基本形式,就是，其中r是一个变量。

麻省理工公开课 - 固态化学导论课程节选

So what am I saying? The net force is zero.

为什么要怎么说，因为合力为。

麻省理工公开课 - 固态化学导论课程节选

Will Herbalife go to zero - OR force a huge Pershing Capital margin call?

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Their sales force have zero experience in that kind of service and the competitors list is much longer than in the article.

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With zero grams of activation force, Crescendo Sensor works at all angles and requires absolutely no calibration, providing hundreds of levels of pressure.

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