Thus its application is worth promoting in oil well logging.

因此，在石油测井作业中，这种器具具有推广的价值。

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Financial markets are thus essential to promoting economic efficiency.

金融市场对促进经济效率是至关重要的。

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Financial markets are thus essential to promoting economic efficiency.

金融市场对促进经济效率是至关重要的。

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