浅海环境下主动声纳具体信号形式尤其是宽带多卜勒敏感信号波形结构特点分析与检测技术是本论文研究的主要内容。
In this thesis, the signal waveforms of an active sonar in shallow waters are studied, in particular, the structure of wideband Doppler sensitive signals are emphasized.
对人体DNA甲基化水平进行检测发现，结合在DNA上的甲基团数量与年龄有关，因此，唾沫分析技术有望成为犯罪现场取证工具。
An analysis of a person's DNA methylation finds that the number of methyl groups attached to the DNA correlates with the person's age — making saliva analysis a possible CSI tool.
设计采用超声波检测水位信息，分析矿用超声波传感器的测量原理与技术特点。
Adopting the designed ultrasonic transducer to detect water level, measuring principle and technical features of ultrasonic transducer used in mine were analyze.
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