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- The fixed gas detection system with automatic self test. 具有自我自动校正功能的固定式气体侦测系统.
- Abstract: Zero-crossing edge detection method was analyzed. 文摘:讨论二阶导数过零边缘检测方法。
- Design the detection method of watermark bars of Euros. 提出了欧元水印条码的识别方法。
- A vehicle detection method using monocular vision is proposed. 提出了一种应用单目视觉进行车辆检测的方法。
- Photoacoustic spectrometry (PAS) is a new method for trace gas detection based on the photoacoustic effect, which has high sensitivity, high selectivity and large dynamic detection range. 光声光谱技术是基于光声效应的一种新型微量气体检测技术,具有灵敏度高,选择性好,动态检测范围大等优点。
- A Study on the Detection Method of Spontaneous Otoacoustic Emission Signals. 自发耳声发射信号检测方法的研究。
- Abstract: A vehicle detection method using monocular vision is proposed. 摘 要: 提出了一种应用单目视觉进行车辆检测的方法。
- Thus verified the stability and dependability of the detection method. 从而验证了检测方法的稳定性和可靠性。
- Experiments evince this algorithm is a good feature detection method. 试验结果表明这是一种良好的特征识别方法。
- According to the Beijing Youth Daily, the mine failed to install a gas detection system and explosives were stocked in a storeroom underground. 据北京青年报,煤矿没有安装瓦斯检测系统和爆炸物被放在一个地下库房。
- Abstract :This article introduces an electric circuit detection method of signal reed switch sensor of the gas and water meters for the three meter system, which is simply, inexpensive and reliable. 摘要:文章介绍了三表远传系统中煤气表、水表信号的干簧管传感器型电路检测与处理方法,具有电路简单、价格低廉、性能可靠的特点;
- The data fusion concept is introduced and the Dempster-Shafer evidence deduction is described and applied to oil and gas detection. 信息融合是现代信息技术与多学科交叉、综合、延拓产生的新系统科学研究方向。
- Common photoacoustic gas detection model is not suitable for fire warning because of poor real-time performance and high wavelength qualifications. 摘要普通光声气体探测模型因其实时性能差及波段要求高而不适用于火灾报警系统。
- The key to APF is an accurate and real-time detecting method. 使用有源滤波器进行精确补偿的关键在于,实时、准确地检测出电网中瞬时变化的畸变电流。
- The detecting method is calibrated by a blackbody furnace. 灰份含量较高的煤,其燃烧火焰黑度较大;
- In view of many issues from the present gas detection systems,a kind of multi-stage monitoring &management system frame for the coal mine gas safety is designed. 针对目前使用的煤矿瓦斯监测系统存在的种种问题,设计了一种矿井瓦斯远程多级监控监管网络系统构架平台。
- Behaviors of harmonic signals in wavelength modulation spectroscopy (WMS) for gas detection with Lorentzian line under high absorption strength are investigated. 基于洛伦兹线型近似,研究了高吸收强度下波长调制吸收光谱中谐波信号的行为。
- Detection methods for PDC performance are discussed in detail. 对复合片的性能检测方法进行了详细的阐述。
- By analyzing thermal emission polarization detection method, a thermal imaging polarimeter is developed. 通过分析热红外偏振探测方法,根据现有条件研制了一种热红外成像偏振探测仪。
- The requirements and principles of using photoacoustic gas detection technique in fire detection area are discussed and an unusual photoacoustic gas detection system is presented. 将可检测极低浓度的某一气体的光声检测技术应用于极早期火灾气体产物的检测是一个新的尝试,将可能实现高灵敏度、高可靠性的火灾探测。