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- The analytical application of FIA in recent years and coupling technologies in FIA are also introduced. Based on FIA, we proposed a new pendant drop flow injection system. 在评价现有流动注射方法一些分析应用特性的基础上,设计构建了一种新的液滴流动注射分析方法(Pendant drop flow injection,PDFI)。
- Zinc in drinking natural mineral water was preconcentated with an ion exchange flow injection system under acidic condition and determined by flame atomic absorption spectrometry. 用流动注射离子交换系统在酸性条件下在线富集饮用天然矿泉水中的锌;并用火焰原子吸收光度法进行测定;在120h~(-1)的进样频率下;灵敏度可提高8.;5倍。
- A new flow injection system, air-segmented FIA was proposed for rapid and sensitive determination of trace vanadium in tap and natural river waters based on its catalysis of oxidation of gallic acid by bromate. 应用空气整段间隔流动注射法与改进的钒-溴酸钾-没食子酸催化动力学反应体系相结合,建立了测定天然水体中痕量钒的催化动力学光度FIA法。 通过使用一个自制的进样阀,使样品带在反应管道中的留存时间得到延长,加热允许温度得到提高。
- The dispersion of flow injection analysis system is an improtant parameter. 在流动注射分析中,分散度是一个很重要的参数。
- flow injection system 流动注射系统
- Trace amount of chromium and nickel was determined using a flow injection on-line extraction FAAS system. 本文用流动注射-在线萃取火焰原子吸收法测定了人发中微量的铬和镍。
- A Straight Tube Model Intelligent Chemicluminescence Analytical Instrument with Flow Injection System 直管型智能流动注射化学发光分析仪的研制
- A system of Ce(SO4)2H2SO4 for determination of COD in natural water samples by reversed flow injection analysis is discussed. 研究了Ce(SO4)2?H2SO4体系反向流动注射分析法测定环境水中化学需氧量(COD)的试验条件。
- The hyphenated technique of flow injection and inductively coupled plasma-mass spectrometry (ICP-MS) system with micro-column was established. 建立了用微柱流动注射与电感耦合等离子体质谱联用的铅同位素比值测量方法。
- Determination of Cerium in Fertilizer by Fluorescence Spectrophotometry with Micro-Column Preconcentration in Flow Injection System 流动注射微柱预分离富集荧光光度法测定肥料中的铈
- Water injection system is one of the five systems in oilfield. 油田注水系统是油田地面工程的五大系统之一。
- A method of flow injection analysis (FIA) was introduced into the spectrophotometric system of Mo-SCN~--RhB ternary complex for the determination of trace Mo. 本文将流动注射分析(FIA)引入Mo-SCN~--RhB三元缔合体系测定痕量Mo。
- The Flow injection technique was applied to an efficient on-line exchange pieconcentration system for the AAS determination of Pb, Cd, Mn, Cu, Ni, Zn in water. 本文用流动注射离子交换预浓集与原子吸收光谱在线连接测定了水中痕量Pb;Cd;Mn;Cu;Ni和Zn.
- Overdrive Injection Systems give a velocity bonus only. 超载喷注系统只对速度加成。
- The demoulding system, inject system and temperature control system were established. 设计了螺纹脱模机构、浇注系统和温度控制系统。
- The design of its molding part was used in the mold,inject system and other make up,and working process of the mould are specified in detail. 详细地叙述了模具成形零件的设计、液压侧抽芯机构、浇注系统和其他结构的设计过程,以及模具工作过程。
- The shadowgraph and a single pulsed fuel injection system were used to study diesel transversely injected into a subsonic and supersonic flow. 改造普通油嘴,采用单次高压燃油喷射系统和阴影照相,首次研究了柴油射流柱在亚、超声速气流中横向非定常喷射问题。
- High rigidity of the injection system enables high speed and high pressure which are necessary for precise molding. 高刚性让高速、高压成为可能,为成型高精密制品提供保证。
- A novel on-line Redox flow injection analysis method for the determination of doxium has been established. 建立了在线氧化还原流动注射分光光度法测定多贝斯的新方法。
- Revamping on medium speed coal mill for BF pulverized coal injection system of Ji'nan Iron and Steel Co. 济钢高炉喷煤系统中速磨的改造。