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- METHODS: Radix Pseudostellariae from different habitats were analyzed and the total ion current(TIC) chromatographic fingerprint were determined by HPLC-MS. 方法:用HPLC-MS联用技术对不同产地太子参进行分析,测定其总离子流指纹图谱,确定共有峰,并对部分色谱峰进行了初步归属。
- total ion current 总离子流
- Membrane conducts so little ion current that it almost can not be measurable. 膜所通过的离子流小得几乎无法测量。
- Zinc can played three roles in Zn/MnO_2 battery: negative electrode material,a container and a current collector. 在锌锰电池中,锌筒起到负极材料、集流体和容器3个作用。
- The increasing trend of the total ion content from east to west is consistent with their spatial autocorrelation. 河水离子总量自东部向西部递增的趋势在该水系空间自相关图中得到很好的反映.
- EMD,mercury-freezinc-powderand current collector are the key factors that affect the electrical performanceof mercury-freeZn/MnO 2 batteries. 电解二氧化锰(EMD)、无汞锌粉和集流体是影响无汞碱锰电池的关键因素。
- A new method to reduce the contact resistance between metal current collector and graphite plate for PEMFC has been proposed. 摘要建立一种降低质子交换膜燃料电池金属集流板与石墨单极板接触电阻的新方法。
- When the water mass fraction is higher than 50%, its EC is determined only by the total ion content without connection with the moisture. 当基质质量含水率大于50%25后,电导率主要受基质内离子总量的影响,可忽略水分的影响。
- A method by cumulative intensity of ion current to analyse isotopic ratio is proposed in present paper. 本文介绍了离子流强度累计测定同位素比的方法。
- Associated with ion current detection device, this system can test and compare different kinds of spark plugs. 该系统配合火花塞离子电流检测装置,可以实现对不同火花塞热值进行测试比较的目的。
- Figure 2-11 illustrates guarding as applied to measuring the ion current (IC) from an ionization chamber. 图2-11说明保护技术应用于测量电离室的离子电流。
- The knock and misfire of the engine are detected by ion current method which is a new way of engine diagnosis. 用离子电流法检测到了发动机爆震和失火的故障现象,为发动机故障诊断提供了一种新的方法;
- By using the spark plug, in a spark-ignited engine, as a probe it is possible to measure the ion current. 若使用多个燃烧器, 当燃烧器间距缩小至一定距离后,火焰间有使火焰互相加热,减少热散失,进而稳驻火焰的现象。
- The influence of structure design of Pb-plated reticulated SiC current collector on the plate design parameters and utilization efficiency of PAM of lead-acid batteries was studied. 摘要研究了镀铅泡沫碳化矽集流体的结构对铅酸蓄电池极板的设计参数、正极活性物质利用率的影响。
- The ash of samples was soaked and dissolved in 0. 5 mol/L HC1. After the addition of total ion strength adjustment buffer(TISAB) , the fluoride contents were detected with the fluoride selective electrode. 灰分用0.;5mol/L HCl浸泡;加入总离子强度调节缓冲剂(TISAB)后用氟电极测定氟。
- When zinc electrode discharge in alkaline zinc-manganese dioxide battery, its reaction sequence in macroscopy was from zinc gelled near positive electrode to close to negative current collector. 讨论了碱性锌锰电池负极在放电时宏观上的反应顺序:从锌膏靠近正极部位逐渐进行到负极集流体周围。
- In order to reduce the potential drift due to the difference of total ion strength on both sides of the electrode, the internal electrlyte consists of a solution with 0.01 M NH_4Cl and 1 M Na_2SO_4. A determination takes 3-5 min. 氨电极内电解质溶液由0.;01M氯化铵和1M硫酸钠溶液组成;以减少电极内外溶液离子强度差别所引起的电位飘移。 氮的适用分析范围为5×10~(-3)至略小于1%25。
- The arc source produces the arc discharging of cold cathode so that metal plasma is formed and it supplies the high density of metal ion current. 弧源因 产生冷阴极弧光放电而产生金属等离子体,形成高密度的金属离子流。
- The isotopic ratio of lithium was determined by cumulating intensity of ion current during evaporation of all samples on evaporation filament. 用热表面离子源测定了锂同位素丰度,在样品全耗尽过程中累计离子流强度。
- It indicated that the simulation model was able to well predict both electron number density and ion current density of plume of SPT. 研究表明,所建立的仿真模型能够较好地预测SPT羽流电子数密度和离子电流密度等参数。