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- Conclusion: The high frequency ultrasonic wave scan is a useful method in diagnosing mucocele of the appendix . 结论:高频超声是阑尾粘液囊肿术前诊断及与其他病变鉴别的重要检查手段。
- You can select single, dual or multi frequency among Germany (DCF, 77.5kHz), US (WWVB, 60kHz), Japan(JJY40 &NJJY60), or UK(MSF 60kHz) . 全球独创铜字面电波表。根据不同国家的频率,生产单频,双频,多频的机芯(DCF,JJY,NJJY,MSF,WWVB)。
- Radio frequency ultrasonic technique for metal brazed high-density honeycomb structures and de-fect recognition are described. 利用射频超声技术检测大密度金属钎焊蜂窝构件及缺陷识别技术。
- As we have learned, breed of this kind of software is various, the principle of place introduction is to use high frequency ultrasonic to come drive midge. 据了解,这类软件品种繁多,所介绍的原理都是用高频超声波来驱蚊。
- The design principle,circuit analysis,and transducer construction of the low frequency ultrasonic tester are described.The applications to testing concretes and rocks are discussed. 本文叙述了低频超声波检测仪的设计原理;电路分析;换能器结构并讨论了在混凝土;岩体中应用.
- multi frequency energy harvesting 多频能量采集
- multi frequency signaling system 多频信令系统
- Dual Tone Multi Frequency(DTMF) signal DTMF信号
- High- frequency ultrasonic examine 高频超声诊断
- high frequency ultrasonic irradiation 高频超声降解
- ultra-high frequency ultrasonic wave 超高频率超声波
- Dual Tone Multi Frequency detection [DTMF detection] 双音调多频探测
- Dual Tone Multi Frequency generation [DTMF generation] 双音调多频放射
- multi frequency test system for automobile shock absorber 多频减振器试验台
- KGCJ-1 High Frequency Ultrasonic Tester for SPF/DB Components KGCJ-1扩散连接高频超声检测仪
- dual tone multi frequence (DTMF) 双音多频
- Parametric faults detecting with multi frequency test applied in ATE ATE环境下的多频测试参数故障检测
- Research of the Degumming Effect of Sweep Frequency Ultrasonic on Ramie 扫频式超声波对苎麻纤维脱胶效果的研究
- He varied the transmission frequency. 他变换了无线电传送的频率。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries