测试表明，主动扫描技术具有很高检测率和较低的误报警率。
The experiment results show that the new technique has a high detect-rate and a low false-negative.
实验表明，该方法不仅可以有效地降低误报警率，而且可以对小泄漏定位。
The experiments show that the method can reduce the false alarm rate efficiently and it can locate small leakage.
实际系统已完成两个月的试运行，漏报警率和误报警率比原逻辑预报系统都有所降低。
The practical system of BAO Steel company has been tested for two months. The omissive prediction ratio and the false prediction ratio have decreased.
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