对应用循环富集装置,配以冷原子吸收测汞系统,测定纺织品中的残留汞含量进行了介绍。
Rely on enriched circulating device combined with cold-atom absorbed mercury testing system, the content determination of mercury remains in textiles is introduced.
目的探讨冷酸解离-氟离子电极法测定含氟牙膏中总氟含量的可行性和可靠性。
Objective to evaluate the reliability of a method of measuring the total fluoride in fluoride-containing toothpastes with acid diffusion and fluoride selective electrode.
用硼氢化钾作还原剂,将溶液中汞离子还原成汞的蒸气原子,用载气导入原子化器中,直接用冷原子荧光光谱法测定水样中痕量汞。
Employ potassium borohydride as reducer, reduce mercuric ion in liquor to Hg vapour, the Hg vapour is carried to atomization device by ar gas, determined by cold-atomic fluorescence.
本文使用汞原子蒸气发生装置与原子吸收仪联用,采用冷原子吸收光谱法测定饲料中的痕量汞。
In this paper a device of mercury atomizing steam generator is coupled with atomic absorption spectrophotometer, determination of trace mercury in feed by the cold atomic absorption spectroscopy.
采用二次金汞齐-冷原子吸收光谱法对贵阳市城市民用管道煤气中汞含量进行了测定。
Two stage gold amalgamation cold vapor atomic adsorption spectrometry method was used to determine the content of mercury in piping gas of Guiyang city.
结论采用冷酸解离-氟离子电极法测定单氟磷酸钠与钙类摩擦剂配伍的含氟牙膏中的总氟含量,具有准确可靠、简便易行的优点。
Conclusion the amount of total fluoride in the calcium containing toothpaste can be detected simply and accurately measured by acid diffusion and fluoride selective electrode.
试验取驱动线系统中的一组,对组成驱动线的各部件采用1:1全尺寸模拟,在冷态下进行功能性试验,测定驱动线的综合性能。
One drive line system is used to obtain the synthetical function, every components of this system are simulated at the scale 1:1.
简述了含碳球团的还原动力学,介绍了含碳冷固结球团的试验室冶金性能测定情况,指出含碳球团只有在较高温度下才具有高速还原的效果。
The reduction dynamics of carbon containing pellets has been dis-cussed. The measurement of metallurgical properties of the cold bonded pellets was carried out in laboratory.
本文建立了两次金汞齐冷原子吸收光谱法测定雨水样品中总汞及活性汞、次活性汞和惰性汞的方法。
The authors set up the procedures to determine the total mercury and different mercury species in rain samples using two-stage gold amalgamation cold vapor atomic adsorption spectrometry method.
模拟钢轨焊接及焊后热处理工况,采用热膨胀方法分别测定uic 900a及u75 V钢轨钢的连续冷转变曲线(CCT曲线)。
By simulating welding and simulating heat treatment after welding, CCT Curves of UIC900A and U75V rail steels are determined by the expansion method.
设计了一种用于测定低熔点二元合金步冷曲线的试样容器。
The sample cell used to measure the gradual cooling curve of two components alloy with low melting points was designed.
实验方法为:在柴油油样中加入T9866降凝剂,然后测定油样凝点和冷滤点。
The experimental procedures are: adding pour point depressant T9866 in a diesel sample and measuring the solidifying point and cold filter plugging point of the oil sample.
测定了德士古气化炉的冷态速度分布和停留时间分布。
The velocity profile and residence time distribution in cold model of Texacogasifier were measured.
方法用冷原子吸收光谱法测定16名实验对象银汞合金充填前和充填后各时间点唾液汞量,用SAS软件程序进行分析统计。
Methods The level of S-Hg of 16 specimens on each time-point before or after amalgams filling were tested by means of absorbed spectrometry, and analysed by SAS program.
本文利用恒温消解法进行化妆品的消解,然后用冷原子荧光测汞仪测定。
The paper dispelled makeup products by constant temperature dispelling device, then the mercury of them was determined with cold atom fluorescence mercury - de-terming instrument.
结论冷原子吸收法测定尿汞的消化方法以恒温消化法为最佳选择。
The best predigestion way of urine mercury using cold atomic absorption spectrometric is constant temperature digestion.
本文通过实验确定了40%乙草胺水乳剂的最佳配方,并对其粒径进行了测定,研究了其冷、热贮稳定性。
The best formula of 40% acetochlor emulsion in water was ascertained and its particle size was measured. The cold and hot storage stability of the preparation were also studied.
实验研究了液体二氧化碳冷冻刀对机体组织造成的冷融过程,测定了组织内部的温度分布,实验对象为新鲜牛肉。
Frozen process of organism tissue caused by liquid carbon dioxide cryoprobe is experimentally studied, in which fresh beef is used as the tissue, the temperature field is measured.
通过实验测定,结果表明,该测量系统可以测量篦冷机熟料温度场的分布,满足篦冷机熟料温度场测量要求。
Experiments show that this method can measure clinker temperature distribution and meet requirements for cement cooler clinker temperature field testing.
测定了它们的冷压生坯密度、模拟生坯强度以及高频钎焊的结合力矩;
Green-pressing density, simulated green-pressing strength and bonding momental of high frequency brazing were assayed.
利用步冷曲线法测定了不同浓度的甲醇、乙二醇水溶液的冰点。
The curve law of step is used to determine the freezing points of methyl alcohol and glycol aqueous solution with different density.
试样经人工汗液、唾液浸取后,循环装置富,冷原子吸收法测定。
After soaking with perspiration and saliva, the sample is enriched by circulating device and tested with cold-atom absorbed method.
研究了以高锰酸钾消化,冷原子荧光法测定水质中汞的最佳测定条件。
The optimal conditions for determination of mercury in water by cold vapour generation atomic fluorescence spectrometry and for sample digestion with potassium permanganate are described.
对已筛选出的苗期特耐冷的贵州地方水稻品种进行了开花期耐冷性鉴定,同时测定了在冷处理条件下其生理生化特性的变化。
The cold tolerance and the physiological change under low-temperature of selected Guizhou local cold-tolerant rice varieties during their flowering stage were identified.
本文通过对各种测量冷态流场方法的比较,提出了使用普通探针测定二元火焰稳定器回流区的新方法。
In this paper a brief examination is made of the various techniques available for measurement of cold flow-field in the wake of bluff-body flame stabilizer.
将旋风器常规进口结构优化改进为带有不同回转通道形式和角度的进口结构,并对各种旋风器的性能进行了冷态试验测定。
The normal inlet structure of a cyclone was improved to be a new inlet structure with various rotating channels and angles, and a cold test was measured for the performance of the cyclones.
通过发动机台架试验测定了柴油醇对发动机的冷起动性、燃烧特性和排放特性的影响。
The effects of E-diesel on the cold starting, combustion and emission properties were investigated by engine bench tests.
本工作建立了双硫腙萃取分离,冷原子荧光光谱法测定后处理工艺中汞的方法。
A method for determining mercury (Hg) in reprocessing process was investigated with separation by dithizone extraction and determination by cold atomic fluorescence spectrometry.
本工作建立了双硫腙萃取分离,冷原子荧光光谱法测定后处理工艺中汞的方法。
A method for determining mercury (Hg) in reprocessing process was investigated with separation by dithizone extraction and determination by cold atomic fluorescence spectrometry.
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