频率的例句大全

This dissertation studies the ground clutter suppression of ABSR. Because low pulse repetition frequency ( LPRF) and low side-lobe antenna are adopted, we focus on main-lobe clutter suppression.

本文主要研究机载战场侦察雷达的地杂波抑制，由于采用了低脉冲重复频率和低副瓣天线，我们主要考虑主杂波的抑制。

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This paper reported a ZGP ( zinc germanium phosphide) optical parametric oscillator ( OPO) pumped by high-repetition rate 2 μ m OPO.

报道了一台高重复频率2μm光学参量振荡器泵浦的磷锗锌光学参量振荡器。

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Objective: To validate the food frequency questionnaire ( FFQ) with3d weighted food record ( WFR) in assessing the dietary energy and nutrients intake.

目的：食物频率问卷法（FFQ）问卷评估人群膳食能量和营养素摄入量的准确性进行验证。

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Estimation of Frequency Based on Several Methods in WGN

复高斯白噪声下基于多种方法的频率估计

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Results show that the frequency of WFD is 47.7%, and is raising trend.

结果表明：冬小麦晚霜冻害发生频率为47.7%，且有增多的趋势；

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The results showed that parameters Index of Diversity(ⅰ), Variance of Phenotypic Frequency ( VPF), Variance of Phenotypic Value ( VPV) and Coefficient of Variation ( CV) are more effective on evaluating different methods for core collection selection among 8 studied parameters.

结果表明，在所选8个参数中，多样性指数、表型方差、表型频率方差及变异系数为对比不同核心种质取样方法间优劣的有效参数；

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When acupuncture attained effect of weight reduction, the frequency of spontaneous discharges of nerve cells in the VMH increased obviously;

针刺在取得减肥效果的同时，可以显著提高VMH神经细胞自发放电频率；

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The structures of the derivatives of 1,2,3,4-tetrahydroquiazoline ( THQ) are optimized at the HF/ 6-31G ( d) level. Vibrational frequency analysis is performed at the same level to ensure that the optimized geometry is stable.

用HF/6-31G（d）方法优化了1,2,3,4-四氢喹唑啉（THQ）衍生物的结构，并进行了频率分析以保证优化的结构是稳定的。

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Calculations of the vibrational frequence of the chemical bond R-H in the covalent molecules like h_nrh

共价键型分子氢化物HnR-H中R-H键振动频率的计算

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The research confirms the QWL evaluation indicator system, using the literature frequency statistics method. 3.

运用文献频率统计的方法确定QWL评价指标体系。

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Compared to conventional hard-switched converters with fixed switching frequencies, the quasi-resonant converter ( QRC) topology is a very attractive alternative for power supply designers.

相对于拥有固定开关频率的传统硬开关转换器，准谐振变换器技术更有吸引力。

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With assuming the electron density distribution to be the Qps model, this paper developes the delay-frequency relation of single model.

本文假定电离层电子浓度服从准抛物分布，从理论上建立了单一层模的时延频率关系。

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The frequencies and damping time of the quasinormal oscillations called" quasinormal mode"( QNM) are determined only by the black hole's parameters and independent of the initial perturbations.

似正常振荡阶段的振荡频率和衰减时间被称为似正规模，与初始扰动无关，主要由黑洞的参数决定。

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The linear PDV discriminant model of STRs with high gene frequency was established, and owned good separability and stability, the prediction rate of 100%.

用PDV法建立了高基因频率STR线性判别模型，具有良好的分离度和稳定性，对预测集样本的判别完全正确。

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Main influencing factors contributing to PIQ were frequency of epileptic seizure and education level.

影响操作智商的主要因素为发作频率及文化程度；

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It also discusses some developing trends and researches topics for future LEO/ MEO satellite communication systems, such as satellite constellations, frequency band, satellite OBP and ISL, and network platforms.

还从星座、频率、星上处理及星际链路、无线技术、网络技术等方面讨论了LEO/MEO卫星通信系统的发展趋势和研究热点。

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Conclusion MVN neuronal discharge rate is affected by caloric stimulation in middle ear, with different responses in different neurons.

结论冷热水刺激可引起前庭神经元放电频率的改变，不同神经元的反应各不相同。

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For self-driving tour frequency select model, also adopted Multinomial Logit ( MNL) model to estimate parameters.

对于自驾车旅游频率选择模型，还采用了多项Logit（MNL）模型进行参数估计。

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Compared with other previous strategies, the simulation results show that MHH strategy performs better with less propagation delay and lower handover frequency, so it has a good practical value.

计算仿真结果表明，与已有的策略相比，该文提出的策略能够获得较低的传播延时和较小的切换频率，具有很好的实用价值。

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Moreover, MHH strategy can provide QoS guarantees to some extent, too. Compared with other previous strategies, the simulation results show that MHH strategy performs better with less time propagation delay and lower handover frequency.

仿真结果表明，同已有的切换策略相比，该策略能够提供一定程度的QoS保障，获得较好的系统性能，如较低的传播延时和较小的切换频率，具有很好的实用价值。

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