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1.Research of Waveform Generator and High Speed Frequency Spec trum Analysis System Based on AWS
基于AWS的波形发生器和FFT频谱分析仪的研究收藏指正
2.When the strong tone interference exists in the Direct Sequence Spread Spec-trum(DSSS) system, the traditional linear prediction filter performs poorly.
在很强的单音干扰存在时,传统的线性预测滤波方法不能达到很好的抗干扰性能。收藏指正
3.The chemical properties of the thin films with cifferent [Si]/[C] ratiocsare compared and discussed on the basis of the experimental Si LVV and C KLL Auger Spec-trum.
根据实验获得的Si LVV和CKLL俄歇谱比较和讨论了不同[Si]/[C]浓度比薄膜的化学特征.收藏指正
4.The relationship between chemical composition analysis,trace element analysis,Raman spec-trum,EPR spectrum,microtopographic and microstructural analysis for different genetic apatites is investigated, According to the variation of,F ̄-and OH ̄-contents the apatite is classified into four subspecies and their genetic correlation is recognized.
通过对不同成因类型磷灰石的化学成分分析、微量元素分析、拉曼光谱、EPR光谱、微形态和微组构研究,根据CO,OH ̄-,F ̄-的含量变化,将本区磷灰石划分为四个亚种,首次总结出磷灰石不同亚种与磷块岩类型之间成因内在联系。收藏指正
5.: The principle and processing technique of Gamma energy spectrum is diss-cussed and a physical model and a mathematical model for analyzing the gamma energy spec-trum is established,and radioactivity statistical variation,peak shift and energy graduation which affects analytical precision are solved,Analytical method of the gamma spectrum men-tioned in this paper is a typical case which can be used for data processing in spectrum log-ging or other types of gamma spectra analysis.
对伽马能谱处理的理论和技术进行了讨论,建立了伽马能谱分析的物理模型和数学模型,解决了影响分析精度的放射性统计涨落、峰位漂移以及能量刻度的有关问题。 本文的伽马能谱分析方法具有典型性,可直接应用于能谱测井的数据处理,或其它形式的伽马能谱分析。收藏指正
6.lithium carbonate
7.lithium aluminohydride
氢化铝收藏指正
8.lithium primary battery
一次电池收藏指正
9.lithium aluminum silicate
铝硅酸盐收藏指正
10.alkyl lithium reagents
烷基试剂收藏指正
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