双频激光干涉仪是应用广泛的精密测量仪器。
Dual-frequency laser interferometer is a widely used precision measurement instrument.
研究了金属熔体的小截面送料双频电磁成形过程。
The process of dual frequency electromagnetic forming with small cross section rod feeding is studied.
该文设计了共用一个物理孔径的双频双极化的微带天线。
The dual-frequency and dual-polarization microstrip antenna for space-borne SAR application is presented.
实验中发现微波双频功率的不平衡对频标准确度影响很大。
In the experiment a strong influence of microwave power on accuracy has been observed and measured.
本文从理论上详细地研究了双频激光在等离子体中的共振自聚焦。
In this paper, we have studied theoretically the resonant Self-focusing of two-frequency laser beams in plasmas.
目的研究电针刺激在甲状腺次全切除术中对脑电双频指数的影响。
ObjectiveTo investigate the effects of electroacupuncture on bispectral index (bis) of electroencephalography in patients undergoing subtotal thyroidectomy.
双频率锯齿波组合调制技术可应用于谐振式光纤陀螺数字处理系统。
The two-frequency serrodyne modulation technique can be used in the digital R-FOG system.
用双频光栅纹影剪切干涉法对无限热平板的自然对流温度场进行诊断。
This paper deals with the natural convection temperature field of unlimited heated Plate with schlieren shearing interferometry of double frequency gratings.
系统由低频差双频激光干涉度量模块和微探头及二维工作台两部分组成。
The system comprises low frequency-difference two-frequency laser interferometer measuration module, micro-detection device and two dimension platform.
介绍了一种双纵模双频激光精密测距的工作原理，信号处理及误差分析。
The paper described principle, signal processing and error analysis of two-longitudinal modes and two frequencies laser's precision ranger finder.
提出了一种同时具有圆极化和线极化的双频新型开槽微带天线的设计方法。
This paper presents a new method for designing a dual-frequency patch antenna with circular and linear polarizations.
不过，两载波信号l 1和l2之间的传播路径差异会给双频方法带来误差。
However, slightly different paths of carrier L1 and L2 will bring errors to estimations of the dual-frequency method.
目的研究应用脑电双频谱指数(BIS)监测反馈调控静吸复合麻醉的可行性。
Objective To study the feasibility of application of bispectral index (bis) feedback in control of intravenous combined with inhalation general anesthesia.
从理论上研究了双频激光混合泵浦掺饵光纤放大器(hedfa)的增益特性。
The signal gain characteristics of hybrid pumped erbium doped fiber amplifiers (HEDFA) are studied theoretically.
目的探讨双频激光碎石技术在治疗复杂性胆管结石中的疗效、安全性及应用价值。
Objective To evaluate the efficacy, safety, and clinical application of double-frequency laser lithotripsy in the treatment of complicated biliary stones.
在频率比确定的条件下，载荷比是影响双频疲劳裂纹萌生及扩展的一个重要因素。
On constant frequency ratio, loading ratio has an importance influence on the initiation and propagation of fatigue crack under double frequency complex loading.
并介绍了双频激光同轴量规计的设计方法、工作原理及利用它对标准件定标的情况。
It also involves the design method, principle of two-frequency laser gauge meter and the result of verifications of standard devices using the gauge.
就这两种双频光栅剖面术的原理、频域分析和三维重建的计算效率进行了详细的比较。
In this paper, we compared and analyzed these two gratings on the aspects of principles, spectrums and computation efficiency of three-dimensional reconstruction.
双频梯度测量法有抗干扰能力强、分辨率高、仪器轻便等特点，实践证明应用效果很好。
Characterized by strong anti-interference capacity, high resolution ratio and portability of the instrument, the dual frequency gradient method has proved effective in practice.
本文研究了谐振式硅微结构压力传感器在单频激励和双频激励情况下的非线性振动特性。
The nonlinear vibration characteristics of resonant silicon microstructure pressure sensor are investigated under single and two frequency excitation signal conditions.
针对双频副反射器的结构特点和技术要求，研究了混杂纤维复合材料的性能和成型工艺。
According to structural features and technical requirements of the dual-frequency subreflector, the performance and shaping process technology of hybrid fibre composite are studied.
双频路由器发送2.4GHz和5GHz两种频段信号，使之成为一个使用同样名称和密码的网络。
Dual-band routers transmit both the 2.4GHz and 5GHz bands as one network with the same name and password.
比较单频率与双频率载波通道的纵联距离保护和环状与链状连接光纤通道的差动保护方案。
It compares the pilot distance protection with power line carrier (PLC) in the single or double frequency and the differential protection with optical fiber in the loop or chain connection.
最后对双频蝶形微带天线的贴片参数与馈电位置综合进行了优化，使之准确实现双频工作。
By optimizing the parameters of the patch and the feed position, the bow-tie microstrip can operate well on dual frequencies.
本文提出了一种新的二相编码波形-双频级联pn截断码，并对其信号处理作了详细讨论。
A new kind of binary phase codes two frequency cascade PN intercepted codes (TFCPIC) is presented, and its signal processing is also discussed in detail.
详细研究了毫米波无辐射介质波导正交场单平衡混频器在双频信号激励下的准周期稳态响应。
The quasi periodic steady states of the NRD guide crossbar balanced mixer operating on mm band are studied in details in this paper.
详细研究了毫米波无辐射介质波导正交场单平衡混频器在双频信号激励下的准周期稳态响应。
The quasi periodic steady states of the NRD guide crossbar balanced mixer operating on mm band are studied in details in this paper.
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