The forward and reverse position are analyzed by using the spherical analytic theory, and corresponding numerical examples are also given to show the relations between the inputs and the outputs.

运用球面解析理论分析了球面机构的位置正反解，并举例说明输入和输出之间的关系。

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If adopted, such a proposal would reverse a position announced by the Bush Administration at the last such meeting in September 1989.

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The Fed has operated a super-easy and super-cheap monetary policy since the financial crisis started in 2007, but there is a growing expectation that it may be tempted to reverse its position sometime this year.

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But line numbers and pixel position would reverse this.

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