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- dual frequency ranging 双频测距
- They are emptied at a frequency ranging from four to eight times a day depending on the needs of the area. 废屑箱的清倒次数视乎地区需要而定,由每天四次至八次不等。
- 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 ,可制出频差为 5 MHz量级的双频激光器。
- You should broaden your frequency range. 把你的频率放宽一点。
- Hangai frequency range, stacking a resonance. 涵概频率范围，叠加形成共振。
- Dual frequency and amplitudes vibration system may obtain optimal compaction for different quality and course materials. 振动系统：双频率和双振幅设置，保证了整机在压实不同性质、不同厚度的铺层时，均可达到最佳的压实效果；
- A responsive multiple frequency ranging system is designed by utilizing digital phase discrimination,based on FFT,and phase double principle. 利用基于FFT的数字鉴相方法和自乘倍相原理设计了一种应答式侧音测距系统。
- 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. 为了进一步提高现代机载预警 (AEW)雷达的目标检测及反隐身能力 ,本文提出双频带孔径共用的实现策略。
- 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. 该文提出了利用由矢量网络分析仪构造的VHF/UHF双频、多极化合成孔径雷达(SAR)测量深层土壤湿度的方法；
- In order to study the optical feedback characteristics at the dual frequency laser, a birefringent external cavity was studied throughboth theoretical analysis and experiments. 摘要为了研究双频激光器的光回馈特性，采用双折射外腔光回馈的方法，进行了理论分析和实验验证，取得了双频激光器中条纹倍频现象的数据。
- This frequency range is normally between 5 and 8 cycles a second. 频率通常在每秒5周至每秒8周之间变化。
- We use the term bandwidth to represent such a frequency range. 我们用频带宽度这个词来代表这样的频率范围。
- The algorithm was presented as a mathematical description independent of any applications and was used to design a dual frequency grating projection profilometry system. 用独立于任何实际应用的一般形式给出了该算法的数学表述 ,并以此为基础设计了一套双频光栅投影轮廓测量系统。
- High iimpedance over a wide frequency range to eliminate EMI/RFI. 在较宽的频率范围内有高阻抗值及EMI/RFI消作抑制效果。
- The tool is made to vibrate a few hundredths of a millimeter at ultrasonic frequencies ranging from 19kHz to 25kHz. 刀具以19,000Hz至25,000Hz的超声频率作百分之几毫米的振动。
- High iimpedance over a wide frequency range to eliminate EMI/ RFI. 在较宽的频率范围内有高阻抗值及EMI/fi消作抑制效果。
- Which Trimmer Capacitors are recommended for high frequency ranges? 建议哪种微调电容器用于高频带?
- A resistor from HREF to HBUF defines the frequency range. 从 HREF 到 HBUF 的一个电阻定义频率范围。
- An external resistor from HBUF to HREF defines the frequency range. 从 HBUF 到 HREF 的一个外部的电阻定义频率范围。
- 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. 提出和研究一种新的方法，即利用电磁铁的电磁力去产生和控制双频激光器的频差。
