他的演说我没有听漏一个字。

I did not lose a word of his speech.

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实践表明，所研制的听漏仪能有效地检测供水管线的漏损。

Practice shows that the leakage listening detector of developed can effectively detect the water pipeline leakage.

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在对检漏工作实际需求分析的基础上，设计并实现了一种高性能实用电子听漏仪。

A leakage listening detector with high performance and practicality is designed and developed based on the practical requirement from leakage detecting.

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