Mr. Volcker provided a specific (and, dare I say, miserly) quantity of liquidity, letting interest rates go where the market directed — ultimately 20 percent.

沃尔克先生,提供了一个特定的（而且我敢说是吝啬的)数量的流动性,让利率随市场场变化——最终定为20%。

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Directed at fire prevention in goaf, the paper proposes a method of injecting nitrogen and controlling nitrogen air to flow direction using fugitive air and controlling air quantity in gob.

为解决采空区防火问题，提出从采空区漏入风一侧顺流注氮，充分利用采空区漏风流向控制氮气的流向并控制漏风量的注氮思路。

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