The contents of copper and iron in silver-zinc cell material were determined by air-acetylene flame atomic-absorption spectroscopy.
采用空气-乙炔火焰原子吸收光谱法连续测定银锌电池材料用无甘油玻璃纸中铜、铁含量。
The application of air-acetylene flame atomic absorption spectral method for measuring the iron content in carbonyl nickel powder is studied.
文章运用了空气-乙炔火焰原子吸收光谱法进行羰基镍粉中铁含量的测定。
The dry-ashed sample was dissolved in water. The solution was sprayed into the air-acetylene flame and the absorption at 330.2/330.3nmwas measured.
试样以干灰法处理，所得灰份用水溶解，在空气-乙炔火焰中，330.2/330.3纳米波长处作原子吸收测量。
Through the process test, wearing test and microstructure observation and analysis, the convention performance of oxygen-acetylene flame spray welded layer is studied.
通过工艺试验、耐磨试验和显微组织观察分析，研究了氧-乙炔火焰喷焊层的常规性能。
This paper introduced the principle, the process and the effect of the new technology of restoring the deformed brake plate of hoist by use of "oxygen acetylene flame".
介绍了变形严重的提升机闸盘采用“氧-乙炔焰”加热矫正的原理、工艺程序及其效益。
Milk Powder was made to a stable emulsion using emulsifier OP. The emulsion was injected into the air acetylene flame. The standard addition method was used to determine zinc.
用乳化剂OP将奶粉乳化成稳定的乳浊液，喷入空气-乙炔火焰中，以标准加入法测定锌。
The application of nitrous oxide-acetylene flame atomic absorbance spectral method to measure the content of calcium in positive powder of thermal activated batteries is studied.
简述了用一氧化二氮乙炔火焰原子吸收光谱法测定热激活电池正极粉中钙含量。
Self fluxing iron base alloys containing rare earths have been prepared. The self fluxing performance of these alloys in oxygen acetylene flame spray welding has been observed in detail.
制备了含稀土的铁基自熔合金并考察了这种自熔合金在氧-乙炔火焰喷焊过程中的自熔性。
The determination of calcium by atomic absorption method in an air-acetylene flame is studied with emphasis on experimental conditions, its interfering factors and elimination of the latter.
本文研究了在空气-乙炔火焰中原子吸收测定钙的条件、干扰及其消除。
The method of determination of copper in light oil by air-acetylene flame atomic absorption was discussed in this paper, and the extraction and enrichment of copper in light oil was reviewed.
探讨了用原子吸收空气-乙炔火焰连续测定轻质油中痕量铜的方法，并考察了轻质油中铜的萃取富集方法。
Trace lead in baked food is determined by air-acetylene flame atomic absorption spectrometry (FAAS) with APDC-DDTC-MIBK as the extraction and preconcentration system after cineration process.
烘焙食品试样经灰化处理后，用APDC DDTC MIBK体系萃取富集试液中的铅，利用空气乙炔火焰原子吸收法测定烘焙食品样品中铅的含量。
This paper describes the atomic absorption method in which the pyrogallol is used as releasing agent to assay directly the trace amount of calcium in calcium tungstate in air-acetylene flame.
本文选用了焦（?）酚作释放剂，在空气—乙炔火焰中直接测定钨酸中的微量钙。
Hydrogen can replace acetylene, gas, liquefied petroleum gases such as carbon, with high calorific value, flame concentration, zero pollution, high efficiency, energy saving and easy.
氢气可以取代乙炔、煤气、液化气等含碳气体，具有热值高、火焰集中、零污染，生产效率高，节能方便等优点。
The close relation between the property of the flame and absorption signal is studied and acetylene flow rate is thereby decided on.
研究了火焰性质与吸收信号的密切关系，确定了乙炔流量。
The pressure and deflagration to detonation transition (DDT) characteristics of acetylene and oxygen flame were studied in a detonation tube.
研究了爆震管中爆震燃烧的压力特性及爆燃到爆震转捩（DDT）特性。
The utility model relates to a multi-purpose gun for flame cutting of oxygen gas and acetylene gas.
本实用新型涉及一种氧—乙炔火焰切割多用枪。
Acetylene and other fuel away from fire or flame, to avoid the heat.
乙炔及其它燃料应远离火种或火源，避免高温。
Acetylene and other fuel away from fire or flame, to avoid the heat.
乙炔及其它燃料应远离火种或火源，避免高温。
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