质谱探漏仪的灵敏度是仪器最重要的性能指标。

The most important characteristic of a mass spectrometer leak detector is its sensitivity.

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一把标准吉他实际音高比谱面低一个八度。

A standard guitar sounds one octave below pitch as written in standard notation.

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其分离度大于1 .5，分离效率99.7%以上，显示了较高的柱效率和广谱性能。

Resolution (R)was more than 1.5 and efficiency of separation was more than 99.7%.

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其分离度大于1 .5，分离效率99.7%以上，显示了较高的柱效率和广谱性能。

Resolution (R)was more than 1.5 and efficiency of separation was more than 99.7%.

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