查询词典 oxygen gas

The gas phase reaction is attributed to aluminium vaporizing and Fe〓O〓 decomposing to release oxygen at higher temperature of the thermite reaction.

自行设计了一套用于弯管一次合成的自动化设备，在国内外首次用SHS—重力法合成出φ108～325mm的整体内衬陶瓷弯管。

All the observations above show that the mechanism of the gas sensitivity of nanocrystalline LaFeO3 films is closely related with the surface adsorption of oxygen and the changeable valance of iron.

通过测试和分析表明， LaFeO3 的敏感机理不仅与表面吸附氧相关，还与表面三价铁离子的变价有关。

Bubbleless aeration using membrane is a new-developed technology of oxygen supply for aerobic bacteria in wastewater treatment, and the gas pressure has been proved a key factor for applying bubbleless aeration .

膜法无泡供氧是一新兴高效好氧生物处理水体污染的供氧技术，气相操作压力是实现无泡供氧的关键因素。

As a useful fluorinated product,hexafluoropropene trimers can be prepared from hexafluoropropene oligomerization by gas phase-and liquid phase-methods,and many fluorocarbon surfactants such as full-fluoride nonene oxygen benzene sodium can be derived from perfluorinated nonene.

六氟丙烯可通过气相和液相法进行聚合制得六氟丙烯三聚物，即全氟壬烯，全氟壬烯可以进一步衍生出如全氟壬烯氧基苯磺酸钠等多种氟碳表面活性剂，是一种比较有用的含氟产品。

Servomex was chosen to supply the SERVOTOUGH Oxy on the basis of Servomex's world-leading Paramagnetic oxygen cell technology, which offers industry-leading levels of linearity, accuracy and reliability, as well as the Oxy's advanced functionality and safety concepts which secured it a prestigious Gold Award at this year's global Golden Gas Awards.

选择仕富梅的SERVOTOUGH Oxy是基于其世界领先的顺磁氧气测量池技术，该技术具有行业领先的线性、精确度及可靠性，其先进的功能性和安全理念使其在本年度全球金气体奖中获得了享誉盛名的金奖。

Because thermal insulation was in oxygen-riched condition of afterburner and charred layer was porous, oxygenous gas in mixture would penetrate into charred layer and chemical reaction would take place in whole charred layer, which intensified the ablation process.

通过对烧蚀后试件的详细分析，认为绝热层烧蚀过程中燃气流中的氧化性组分会渗入炭化层内部，在炭化层内的孔隙中与材料发生放热的化学反应，大量消耗碳，加剧了烧蚀的过程。

The gas phase oxidation of o-xylene to phthalic anhydride at low oxygen concentration was studied.

近年来，国外对邻二甲苯氧化制苯醉的高负荷催化剂进行了大量的研究工作，其中V-Ti系催化剂得到广泛的应用

The setting of parameters is as follows; sample weight of 0.15g, the maximum work current of 350mA, the flow capacity of carrying gas of 3L/min, the purity of oxygen of 99.99%, the precleaning time of l0s, the predelay time of 10s, the analytical period of 60s, the comparison level of 1.0%. The blank of ceramic crucibles could be reduced to minimum by burning them for 2h at 1100℃.

其最佳测定条件为：样品称量为0.15g左右；最大工作电流350mA，载气流速为3L/min，载气纯度99.99%，陶瓷坩埚需经1100℃灼烧2h后，可使空白降至最小，预清洗时间10s，预延时间10s，破元素最短分析时间为60s，比较水平为1.0%。

A new desulfurization apprach for pulverized coal combustion is introduced in this paper; pulverized coal is first burn in a precombustion furnace under oxygen deficient condition (about 30% air needed in boiler is provided for precombustion), in precombustion moust of sulfur in coal is decomposed and oxidized, and evolved, the sulfur evolved is trapped in a desulfurizing fluidized bed by calsuim, and then the char and gas are introduced to the boiler furnace for complete combustion.

本文提出了一种煤粉燃烧脱硫新方案，利用煤中硫优先氧化分解释出的原理，用少量的空气（大略为锅炉实际空气用量的30％），在一前置燃烧室中，使煤粉中硫的绝大部分被分解氧化，释放出来，释放出来的硫在脱硫流化床中被石灰脱硫剂脱除，未燃烧的炭粒与烟气再吹进锅炉膛中完全燃烧。

By cultivating Stizolobium hassjoo cells which produce L-DOPA, the effects of these parameters were appraised by KLa, Dissolved Oxygen mixing intensity, off-gas composition, SOUR and SCER (specific carbon dioxide evolution rate) which were thought to be the important parameters for bioreactor cultivating plant cells.

培养过程测量溶氧，出口气体组成，比氧气消耗速率，比二氧化碳生产速率及反应器之KLa，混合强度等以评估各操作条件下培养之成效。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。