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- ion mass spectrum analyzer 离子质谱分析仪
- By comparing the product ion mass spectra of oxypaeoniflorin with those of the unknown component under different collision energy, basic structure unit of the unknown component was determined. 通过比较不同碰撞能量下的未知化合物子和氧化芍药甙的离子碎片,确定了未知化合物的基本结构单元。
- secondary ion mass spectrum 二次离子质谱
- field ion mass spectrum 场致离子质谱
- negative ion mass spectrum 负离子质谱
- ion mass spectrum 离子质谱
- positive ion mass spectrum 正离子质谱
- A FFT spectrum analyzer was used to measure the resonant frequency. 试验时采用六种实大尺寸试材，共振频率之测定系利用FFT频谱分析仪。
- The HPLC was subjected to gradient elution and negtive ion mode was adopted in mass spectrum. 高效液相色谱用梯度洗脱,质谱用负离子模式。
- This document discusses EMI measurements using the Real-Time Spectrum Analyzer. 本文探讨了如何使用实时频谱分析仪进行EMI测量。
- Study on Mass Spectrum Analyzing Technology of Deuterium Abundance in Lithium Hydrogenate Deuterate 氢氘化锂氘丰度质谱分析技术研究
- Its stucture was investigated through IR,1H NMR and mass spectrum. 用红外光谱、核磁共振氢谱和质谱推测了产物的结构。
- The Real-Time Spectrum Analyzer (RTSA) has many superior capabilities for signal monitoring and surveillance. 实时频谱分析仪(RTSA)为信号监测和监控提供了许多杰出的功能。
- This document describes the advantages of using a Real-Time Spectrum Analyzer to measure switching power supplies. 本文介绍了使用实时频谱分析仪进行开关电源测量的优势。
- Measurement was made with a spectrum analyzer by first filtering out the fundamental sinewave. 首先滤除基础正弦波频率。
- Abstract Secondary Ion Mass Spectrometry (SIMS) is a new analytical techniquefor labile, nonvolatile organic compounds. 摘要 二次离子质谱法(SIMS)是一种分析易热解和不挥发的有机化合物的新技术。
- Based on this phenomenon, a new configuration of integrated acoustic RF spectrum analyzer (IASA) is proposed. 基于上述现象,作者提出一种新形式的集成声学射频频谱分析器(IASA)结构。
- Abstract Secondary ion mass spectrometry(SIMS) is more sensitive than other surface microregion analysis instrumentals. 摘要 二次离子质谱 ( SIMS)比其他表面微区分析方法更灵敏。
- Both an RF power analyzer and a spectrum analyzer are essentially specialized superheterodyne receivers. 功率分析仪和频谱分析仪都本质上都是超外差接收机。
- The results showed that the molecular ion peak of Aris A A is rather strong in the mass spectrum,the detection limit is 5 ng(signal to noise ratio=10). The sensitivity is high enough to determine Aris A A in CTPM. 测定结果表明;马兜铃酸A的质谱有较强的分子离子峰;最低检测限为5 ng(信噪比等于10);可以满足对中成药中马兜铃酸A测定之要求.
