Double range Balance has two precision. It was one, but two ranges.

双量程天平，一台天平具有二个量程，二个精度。

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The check results show that the balance has high performance and precision.

经校测，天平性能良好，精度较高。

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The check results show that the balance has high performance and precision.

经校测，天平性能良好，精度较高。

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