忽视第四波段(耐)和第5次带(额定电压)。
Ignore the 4th band (tolerance) and 5th band (voltage rating).
本文主要讨论x波段四倍频器微带结构的实现途径。
In this paper the realization approach of X-band four-frequency multiplier microstrip structure is discussed mainly.
本文研究了V波段四倍频器的设计和研制方法。
This thesis presents the design and manufacture of a V-band frequency quadrupler.
本文介绍了一种基于小波变换的融合方法，并应用于四幅不同波段的SAR图像的融合，取得了良好效果。
This paper introduces one image data fusion method based on the wavelet transform. Satisfactory result has been obtained while applying this method to fuse four SAR images of different wavebands.
本文设计了一个应用在全息成像系统中的W波段的微带四次谐波混频器。
In this paper, a quadruple subharmonic mixer used in holographic imaging system at W band is designed.
本文结合第四纪沉积物类型的划分，讨论了遥感分类中最佳波段和波段组合的选取以及特征空间的扩充方法。
The optimum selection of bands and its combinations in remote sensing classification and the method for expanding feature space are presented.
本文首先介绍了一种毫米波段具有镜频抑制功能的四次谐波混频器的设计与实现。
At first, the design and implementation of MMW hybrid integrated sub-harmonic image rejection mixer is presented in this paper.
相关数字接收机可以支持选择32个波段通道同时产生的任意四个输出。
The associated digital receiver (not shown) can support the selection of any combination of four simultaneous outputs from the 32 wavelength channels.
这表明在可见光波段，二流模式已经能够较好模拟冠层反照率，四流模式能够提高的精度范围有限；
This indicates that the two-stream model can simulate the canopy albedo very well and the improvement of four-stream model is limited.
论文针对L波段ISAR，通过四个数学模型仿真了电离层引起的目标回波相位起伏、折射效应以及回波幅度闪烁对ISAR图像的影响。
This paper gives four models to simulate effects of phase fluctuation, refraction and amplitude scintillation due to ionosphere on L-band ISAR.
根据工作频率来分，RFID系统可以分为低频，高频，超高频和微波四个波段。
In terms of operation frequency, RFID systems can be divided into four categories: low frequency (LF), high frequency (HF), ultra high frequency (UHF), and microwave.
在该实施例中还表示了在高波段内的第三操作波段506、第四操作波段508、第五操作波段510、第六操作波段512、以及第七操作波段514。
Also shown in this embodiment, are a third 506, a fourth 508, a fifth 510, a sixth 512, and a seventh band 514 of operation which are in the high band.
本模型涵盖了四个波段，计算量小，容易实现，且精度可以满足大范围草原产草量动态监测。
This model covers four bands and has a small amount of calculation, thus it can easily come true and has enough precision to meet real-time monitoring grassland production on a large scale.
给出了正入射条件下铝漫反射板在紫外真空紫外波段的漫反射特性及硫酸钡和聚四氟乙烯（PTFE）漫反射板在紫外波段的漫反射特性；
Characteristics of a ground aluminium diffuse plate at ultraviolate vacuum ultraviolate(UV VUV)and that of a BaSO 4 and a polytetrafluoroethylene (PTFE) diffuse plate at UV are described.
其次，利用TM影像的第四和第三波段计算植被指数，根据植被指数按照转换模型提取植被覆盖度；
Next, vegetation index was calculated which was based on Band 3 and Band 4 of TM image, and degree of vegetation coverage was extracted according to NDVI based on the transformation model;
第四个输出波段可能包含青色波长。
第四个输出波段可能包含青色波长。
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