gas-phase radioassay是什么意思

网络释义

用法例句

Determination of dimethyl sulphate residual in granisetron hydrochloride by headspace gas chromatography;

顶空气相色谱法测定盐酸格拉司琼中硫酸二甲酯残留量

Study on Assay Method of Multicomponent Organotins in Aquatic Products by Gas Chromatography with Pulsed Flame Photometric Detector;

气相色谱-脉冲火焰光度法测定水产品中有机锡的研究

Determination of residual organic solvents in Panax notoginseng extracts by capillary gas chromatography with headspace sampling;

顶空毛细管气相法测定三七提取物中有机溶剂残留量

Study on the gas phase catalytic synthesis of Ph_nSiCl_(4-n);

苯氯硅烷的气相催化合成

These projects include condensed phase and gas phase mechanism of flame retardance,catalysts in flame retardancy,polymer/inorganics nanocomposite,effects of polymer fine structure on flame retardancy etc.

综述和讨论了阻燃领域中一些值得重视和有待深入研究的问题及其近年取得的进展,这些问题涉及凝聚相及气相阻燃机理、阻燃催化剂、高聚物/无机物纳米复合材料、高聚物的精细结构对阻燃性的影响等,可供阻燃理论研究工作者参考。

The test results showed that the aromatics hydrogenation reactions conducted in the presence of different contents of H2S and NH3 in gas phase could be written in the form of a pseudo-first-order reaction and the rate constant was obtained.

在30 mL连续流动固定床加氢试验装置上考察了气相H2S、NH3对柴油馏分芳烃加氢反应的影响。

Study on the Pressure Dissolution of High Pure Platinum by Microwave Vapor Phase Heating Method;

微波－气相－热压法分解高纯铂的研究

On the basis of experiments, thermodynamic analysis for vapor phase carbonylation of methanol to acetic acid over Ni/AC catalyst at atmospheric pressure, with referring to the liquid phase and pressurized vapor phase carbonylation path and mechanism, was carried out, and the path and mechanism of the system were discussed.

在研究Ni/AC催化剂上甲醇常压气相羰基化制醋酸的基础上 ,结合甲醇液相羰基化和加压情况下气相羰基化的反应情况 ,对常压气相羰基化制醋酸体系进行热力学分析 ,探讨该体系的反应途径和机理。

Pilot-plant test of gas-phase depolymerization of dicyclopentadiene at high temperature;

双环戊二烯的气相高温解聚中试

The gas-phase formation mechanism of dioxins at high temperature(500～800℃) is introduced in this paper.

介绍了二噁英的高温(500～800℃)气相生成机理,气相生成与合适的前驱物有关,是气相中氯苯和氯酚等氯代前驱物在温度高于500℃时的热解重排结果,燃烧系统中自由氯的产生和高浓度的氯代苯氧基生成,随后在碳环上发生二聚反应取代氢,导致了二噁英的生成,因此控制焚烧炉较好的燃烧条件,如保持焚烧炉燃烧室足够的燃烧温度(不低于850℃)及气体停留时间(不少于2s),可以减少二噁英的气相生成。

The supported CuO catalyst for gas-phase synthesis of dimethyl carbonate (DMC) from the one-step direct oxidative carbonylation of methanol have been prepared and the reactivity have been investigated.

对负载型 CuO 催化剂上甲醇气相氧化羰基化一步直接合成碳酸二甲酯反应进行了探索。

To measure PAHS in the off-gas by burning activated carbon waste gas by gas chromatograph;

气相色谱法测定活性炭废气焚烧尾气中的多环芳烃

Hydrogen isotopes separation by combined cryogenic distillation with cryogenic gas chromatograph;

低温精馏与低温气相色谱复合法分离氢同位素

Determination of DHA and EPA in milk powder and milky products by internal standard method and gas chromatography;

气相色谱内标法测定奶粉及乳饮料中的DHA和EPA