Competition is constant and a player is tested every time they perform. in their relatively short career.

竞争持续不断，运动员在他（她）们相对较短的运动生涯中迎接每次检验。

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If these premiums are constant over time, the central bank can still determine long-term interest rate via changing (market agents' expectations regarding future) short-term interest rates.

如果这些溢价随时间保持不变的话，央行仍然可以通过调整(市场参与者对未来预期的)短期利率来左右长期利率。

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The control loop of reactor driven by accelerator has a little time constant, a little overshoot, and short regulating time, its control characteristics also are better than critical reactor's.

驱动堆控制回路具有小的时间常数和超调量，调整时间短，控制特性亦优于临界堆。

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