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- directivity pattern testing 指向性测试
- Virtual instrument system for radar directional pattern test 雷达天线方向图虚拟测试系统
- I am so ashamed of confusing the two concept:directivity pattern and directivity coefficient. I感到很混淆这两个概念：指向模式和方向性系数惭愧。
- This paper analyses the pattern function of DBF in subarray. The designing method for directivity pattern is given and the condition of producing the grating lobe is discussed. 详细分析了由子阵构成的DBF的方向性函数特性 ,给出了方向图的设计方法 ,并讨论了其栅瓣产生的条件。
- This paper analyses the pattern function of DBF in subarray.The designing method for directivity pattern is given and the condition of producing the grating lobe is discussed. 详细分析了由子阵构成的DBF的方向性函数特性，给出了方向图的设计方法，并讨论了其栅瓣产生的条件。
- The directivity pattern of the sound field can be changed by adjusting the number of axial stiffeners when the axially driving force is exerted on one of the stiffeners. 当径向激励力作用在纵肋上时适当调整均布纵肋的数目可以改变平底圆柱壳辐射声场的指向性。
- Third, multi-duty direction pattern microminiaturized attitude control module. 三是多任务指向模式的微型化姿控模块。
- The poor design of the enclosures could cause the irregularity in frequency responses and directivity patterns. 不良的设计会导致频率响应不平缓，且频响随空间角度出现较大变化。
- In this paper, a closed chamber technique for measuring the complex free field sensitivity and directivity patterns of line array is described. 本文提出了一种在密闭管中测量线阵的自由场复数灵敏度和指向性图的方法。
- checkerboard pattern test signal 棋盘信号,棋盘测试信号
- caloric eye tracking pattern test 热能式眼动模型试验
- When the diffractive efficiency of the holograms in a VHM is not uniform enough and the SNR of the retrieved images is very low, the precision of direct pattern recognition will be very low. 当全息图的衍射效率极为不均匀，再现图像的信噪比极差时，直接识别的识别准确率极低。
- integration of directivity pattern 方向图综合
- The more the integrated elements are and the larger the adjcent elements spacing is, the narrower the directional pattern beamwidth is. 阵列单元越多，相邻单元间距越大，方向图波束越窄。
- First, the transformational process from the directed pattern to the pening pattern, and to the synthetic pattern is researched. 首先，探讨了日本师范教育模式从定向师范教育模式发展到开放师范教育模式再到混合型师范教育模式演变的过程。
- She cast her eyes down to avoid direct eye contact. 她垂下双目以避免对视。
- The largest strain elongation direction pattern corresponds to the description of folds with combined tangential longitudinal strain and layer parallel shear. 由此种方法模拟之褶皱，其最大伸张应变方向的情形，符合受到切纵应变与岩层平行剪切的情形；
- REASONABLE INJECTION-PRODUCTION RATE IN DENSE PATTERN TEST AREA 密井网试验区合理注采速度的研究
- I'll book you on a direct flight to London. 我将为你预订直飞伦敦的航班。
- He has chosen the most direct route. 他选取了最直的路线。
