气相,gas
1)gas[英][ɡ?s][美][g?s]气相
1.Determination of dimethyl sulphate residual in granisetron hydrochloride by headspacegas 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
2.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
3.Determination of residual organic solvents in Panax notoginseng extracts by capillarygas 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
英文短句/例句
1.photolysis gas chromatography光解气相色谱(法)
2.thermal cracking gas chromatography热解气相色谱(法)
3.reaction gas chromatography反应气相色谱(法)
4.adsorption gas chromatography吸附气相色谱(法)
5.high temperature gas chromatography高温气相色谱(法)
6.segregation gas chromatography分离气相色谱(法)
7.GPC (gas partition chromatography)气相分配色谱[法]
8.liquid viscous-gas turbulent液相层流-气相紊流
9.Determination of Carbon Dioxide in Gas Phase in Mainstream Smoke with Gas Chromatography气相色谱法测定卷烟主流烟气气相物中的二氧化碳气体
10.plasma activated chemical vapour deposition等离子体化学气相沉积
11.thermally activated chemical vapour deposition热活化化学气相沉积
12.pyrolysis gas chromatography-mass spectroscopy热解气相色谱-质谱
13.fraction of sample in gas phase试样在气相中所占分数
14.gas chromatographic head space analysis液面上气相色谱分析
15.glass capillary gas chromatography玻璃毛细管气相色谱
16.induction period of volatile rust preventive气相防锈材料的诱导期
17.Terms of gas chromatographyGB/T4946-1985气相色谱法术语
18.programmed flow gas chromatography程序变流气相色谱法
相关短句/例句
gas phase气相
1.Study on thegas phase catalytic synthesis of Ph_nSiCl_(4-n);苯氯硅烷的气相催化合成
2.Catalysts for the preparation of hexafluoroacetone through hexafluoropropylene oxidation ingas phase六氟丙烯气相氧化合成六氟丙酮的催化剂
3.These projects include condensed phase andgas 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。
3)gas-phase气相
1.Pilot-plant test ofgas-phase depolymerization of dicyclopentadiene at high temperature;双环戊二烯的气相高温解聚中试
2.Thegas-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。
3.The supported CuO catalyst forgas-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。
4)vapor phase气相
1.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
2.On the basis of experiments, thermodynamic analysis forvapor phase carbonylation of methanol to acetic acid over Ni/AC catalyst at atmospheric pressure, with referring to the liquid phase and pressurizedvapor 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。
5)gas-liquid phase method气相-液相法
1.Nano-sized silica white(SiO2·xH2O)was prepared through a newgas-liquid phase method with coal gangue and HF as precursors.以煤矸石为原料,气相-液相法直接制成纳米白炭黑(SiO2。
6)water vapor gas水蒸气气相
延伸阅读
大气气相反应分子式：CAS号：性质：大气中气态物质之间发生的均相反应。人为排放的各种气体污染物，如二氧化硫、氮氧化物、氯化氢、氟化氢、氨等，进入大气环境后，在一定条件下(如在相对湿度或温度较高，或在阳光照射下)会彼此之间或与大气中的其他痕量气体，如一氧化碳、臭氧、氢氧自由基、过氧化氢自由基等，发生化学反应，即气相反应。例如一氧化碳与氢氧自由基发生氧化反应，生成二氧化碳和原子氢(CO+HO·→CO2+H·)，原子氢又与氧反应生成过氧化自由基(H·+O2+M→HO2·+M，M为大气中任何其他分子)，它是大气中活性很大的强氧化剂，很易与其他物质发生氧化反应。
