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- If this film series is used in He Ne laser, the dual frequency laser with 5MHz beat will be produced. 此膜系用于氦氖激光器 ,可制出頻差為 5 MHz量級的雙頻激光器。
- VHFJ? Very High Frequency Jammer? 甚高頻干擾臺?
- Dual frequency and amplitudes vibration system may obtain optimal compaction for different quality and course materials. 振動(dòng)系統：雙頻率和雙振幅設置，保證了整機在壓實(shí)不同性質(zhì)、不同厚度的鋪層時(shí)，均可達到最佳的壓實(shí)效果；
- In order to improve target detection performance and anti-stealth ability for modern AEW radar, this paper presents a solution of dual frequency aperture sharing. 為了進(jìn)一步提高現代機載預警 (AEW)雷達的目標檢測及反隱身能力 ,本文提出雙頻帶孔徑共用的實(shí)現策略。
- The method of measuring deep soil moisture by VHF/UHF dual frequency multiple polarization Synthetic Aperture Radar (SAR) consisting of vector network analyzer is proposed. 該文提出了利用由矢量網(wǎng)絡(luò )分析儀構造的VHF/UHF雙頻、多極化合成孔徑雷達(SAR)測量深層土壤濕度的方法；
- In order to study the optical feedback characteristics at the dual frequency laser, a birefringent external cavity was studied throughboth theoretical analysis and experiments. 摘要為了研究雙頻激光器的光回饋特性，采用雙折射外腔光回饋的方法，進(jìn)行了理論分析和實(shí)驗驗證，取得了雙頻激光器中條紋倍頻現象的數據。
- The algorithm was presented as a mathematical description independent of any applications and was used to design a dual frequency grating projection profilometry system. 用獨立于任何實(shí)際應用的一般形式給出了該算法的數學(xué)表述 ,并以此為基礎設計了一套雙頻光柵投影輪廓測量系統。
- This paper introduces a new method for both producing and controlling the frequency difference of a dual frequency laser by using an electromagnetical force which is applied onto the window plate. 提出和研究一種新的方法，即利用電磁鐵的電磁力去產(chǎn)生和控制雙頻激光器的頻差。
- Research on Methods of Sweeping Frequency Jamming for FH/SS Signals 跳頻信號的掃頻干擾方式研究
- Research on Dual Frequency Metal Detector 雙頻金屬探測器的研究
- dual frequency GPS rapid positioning 雙頻GPS快速定位
- dual frequency induced polarization 雙頻激電
- dual frequency induced polarization method 雙頻激電法
- dual frequency liquid crystal gel 雙頻率液晶膠體材料
- The road opened out into a dual carriageway. 這條路已擴展成了復式車(chē)行道。
- simultaneous dual frequency dye laser 同步雙頻染料激光器
- He varied the transmission frequency. 他變換了無(wú)線(xiàn)電傳送的頻率。
- The Research and Application of Dual Frequency Signal Generator 程控雙頻調相信號發(fā)生器的研制及應用
- His dual role as a composer and a conductor made him very busy. 他作曲家和指揮家的雙重身份使他非常繁忙。
- A unit of frequency equal to one cycle per second. 赫茲頻率的單位，等于每秒一周
