What precautions should be taken during the flame reaction of sodium salts?
钠盐的焰色反应应注意什么？
They may react with chemical species within the flame to stop the combustion reaction.
阻燃剂可以与火焰中的化学物质起反应，使燃烧反应终止。
As a kind of energy, photons in combustion reaction directly affect flame temperature in terms of Numbers and wavelength.
由于光子是一种形式的能量，因而燃烧反应发出的光子的数量和波长将直接影响到火焰的温度。
The fire was modeled by the mixture fraction combustion method with chemical reaction mechanisms neglected. Laminar diffusion flame theory with one-step irreversible fast reactions is assumed.
对火的描述采用混合分数燃烧模型，模型中忽略燃烧过程中的反应机理，应用了层流扩散火焰理论和单步不可逆快速反应假定。
The flame area which has developed from the fire source is an area of chemical reaction caused by combustion.
火源生成的火焰区是燃烧引起的化学反应区域。
The flame retardant fundamentals were discussed based on the flame retardant chemical reactions, bond energy, heat transfer and reaction kinetics aspects.
本文从阻燃化学反应、化学键能、热传递和反应动力学角度分析卤素类阻燃剂的阻燃机理。
This paper studied ignition and burnout characteristics of methane-air premixed flame with H2 added, using chemical reaction mechanism.
利用化学反应动力学机理研究了甲烷-空气预混火焰添加H2的着火和燃尽特性。
Two different subgrid-scale combustion models were used for the Large-Eddy Simulation (LES) of turbulent chemical reaction flows in a model combustor with V-gutter flame holder.
在三维任意曲线坐标系下采用不同的亚网格燃烧模型对环形燃烧室火焰筒气液两相湍流瞬态反应流进行大涡模拟。
ISO 5658-2 Reaction to fire tests-Spread of flame Part 2: Lateral spread on building products in vertical configuration.
2对火反应试验火焰传播第2部分：直立布局中建筑产品侧面火焰蔓延程度。
The possible mechanism of split and ionization of sample molecules in flame is analyzed from the view point of fragmentation reaction.
从离子碎裂反应机理的角度，分析了火焰中样品分子裂解和电离的可能机理，并总结出可能影响电离效率的相关因素。
The structure of the obtained flame retardant was identified by IR, 1HNMR and elementary analysis. In addition, the effects of water-trapping agent and catalyst on the reaction are discussed.
用元素分析、IR、1HNMR验证了化合物的结构，分析了除水剂、催化剂等反应条件对反应结果的影响。
The phosphorus flame retardant was actually the function of retarding flame by three kinds of retarding flame mechanism mixed reaction with polymer, as a result, it has much higher effect.
磷系阻燃剂以三种阻燃机理同时参与聚合物的阻燃作用，因此具有很高的阻燃效果。聚合物分子中含氧元素及燃烧时容易炭化的聚合物被阻燃效果最好。
This invented flame-retarding filler, hydrated talc, is prepared up through metathetical hydration reaction of Al, Mg and Na salts under ordinary temp and pressure.
一种无机阻燃填料水合滑石是利用铝盐、镁盐及钠盐为原料，在常温常压下进行复分解水合反应而制成。
The effects of reaction conditions were determined. 1,2-Diphenylethane could be used as raw material for producing 1,2-diphenylethane decabromide as a flame retardant.
介绍了1，2-二苯乙烷的用途，其主要用途是用作合成十溴二苯乙烷阻燃剂的原料。
The effects of reaction conditions were determined. 1,2-Diphenylethane could be used as raw material for producing 1,2-diphenylethane decabromide as a flame retardant.
介绍了1，2-二苯乙烷的用途，其主要用途是用作合成十溴二苯乙烷阻燃剂的原料。
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