升温的
- 与 升温的 相关的网络例句 [注:此内容来源于网络,仅供参考]
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This review summarizes the recent developments of LVI for environmental analysis, include on column injection, programmed temperature vaporizer, AT-column, direct sample introduction/difficult matrix injection, concurrent solvent recondensation large volume splitless injection, and also through oven transfer adsorption desorption interface for on-line connection of LC with CGC.
本文总结了几种常见的LVI,包括柱头进样和程序升温进样,以及近年来发展的一些新技术,如在柱同时溶剂浓缩进样、样品直接引入进样/复杂基质进样和同时溶剂冷凝无分流进样,阐述了各种进样技术的基本原理及其与样品提取、LC纯化在线联用的方法在环境分析应用中的一些最新研究进展。
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Like good horticulturalists , they propagate strains of the plant that produce a high proportion of tetrahydrocannabinol THC , marijuana's active ingredient and speed their growth by means of heat and artificial light .
他们像一个优秀的园艺家一样对大麻进行大量繁殖以能在大麻中大比例地获得四氢大麻醇(THC,大麻的活性成分)同时他们还采用各种的升温和人工光照的方法来加快大麻的生长。
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But the problem is this thin layer of atmosphere is being thickened by all of the global warming pollution
现在的问题是由于导致变暖的污染物的囤积,这个原本很薄的气层越来越厚,这样下来此气层被不断增厚,更多的红外辐射被捕获了,这样全球大气升温而这就使全球变暖。
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Heat release is a measure of the contribution that a burning material makes to a fire in progress, for example, a high rate of heat release will produce a high rate of rise of temperature in surrounding unburnt material and accelerate fire spread.
放热是易燃材料在燃烧过程中所起作用的衡量尺度。打个比方,高速率的放热将对不完全燃烧的材料产生了高速率的升温并且加速了火焰的蔓延。
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The method comprises the steps of dipping and mixing the mipor asphaltic base globular active carbon prepared by the traditional method with an inorganic metal salt solution by a certain ration; heating under an inert atmosphere to 600 to 1200 DEG C at a temperature increasing rate of 1 to 20 DEG C/min for the secondary carbonization; using acid to wash off the remaining metal inside the carbonized material, so as to obtain the asphaltic base globular active carbon with a high mesoporous rate and narrow distribution of mesoporous spertures.
本发明提供了一种浸渍金属盐二次炭化制备中孔沥青基球形活性炭的方法,该方法是将传统方法制备得到的微孔沥青基球形活性炭按一定比例与无机金属盐溶液浸渍混合,然后在惰性气氛下以1~20℃/min的升温速率加热到600~1200℃下进行二次炭化,炭化料经酸洗除去内部残留的金属后,可制得中孔率较高、中孔孔径分布窄的沥青基球形活性炭。
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In Chapter Four, the surface fracture was studied for a functionally graded plate with a semi-elliptical surface crack under state thermal loading, and studied the influence of crack sizes, aspect ratios and material property on the stress intensity factors along a crack-front under two types thermal loading: calefactive state thermal loading and descent state thermal loading.
第四章研究了含有半椭圆表面裂纹的功能梯度材料板条在稳态温度热载荷作用下的裂纹问题分析,着重考虑了升温载荷及降温载荷作用下应力强度因子在裂纹前沿的分布及材料梯度及裂纹与板的几何尺寸对应力强度因子的影响。
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To the best of our knowledge, the relationship of surface acitivity of catanionic surfactant with temperature has not been revealed, and the catanionic surfactant has not been employed in organic reaction also.In this work, surface tensions of equimolar cetyl trimethylammonium bromide-sodium dodecyl sulfate at different temperatures were determined and compared with those of corresponding individual surfactants.
为扩展复配体系的应用,本论文选取等摩尔十六烷基三甲基溴化铵—十二烷基硫酸钠复配体系及它们的单一体系为研究对象,观察到随着温度的升高,CTAB及SDS表面活性变化不大,而等摩尔CTAB-SDS的表面活性显著增强,这是由于升温减弱了其强烈的静电作用,并通过溶解性实验结果进一步证实。
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The effects of various factors, such as sulfurization time, temperature, sulfurization pressure, the concentration of sulfureted hydrogen, the concentration of hydrogen, granularity of catalyst and so on, are studied.
利用程序升温硫化技术,对负载在不同载体上的Co和Mo系催化剂的硫化过程进行了研究,分析了活性组分Co、Mo在催化剂硫化过程中的形态变化以及催化剂的硫化机理,同时还探讨了载体在催化剂硫化过程中的作用。
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The phosphorus oxychloride or phosphorus tribromide N, N-dimethylformamide mix and react to form the Vilsmeier reagent used in the reaction. The newly prepared Vilsmeier reagent is added into the reaction bottle provided with the return condenser and the blender; a reaction raw material N, N-dimethylformamide solution expressed in the reaction formula is added into the system; the temperature is risen; the corresponding multi substituting pyridine-2 (1 H)-ketone compound can be made after the column chromatography of the silica gel; the production rate is between 60 and 95 percent according to different reactions.
由三氯氧磷或三溴化磷N,N-二甲基甲酰胺混合获得反应中所用Vilsmeier试剂;将新配制的Vilsmeier试剂加入装有回流冷凝管、搅拌器的反应瓶中,向体系中加入反应通式中表示的一种反应原料的N,N-二甲基甲酰胺溶液,升温,经硅胶柱层析分离得相应的多取代吡啶-2(1H)-酮类化合物,产率视不同反应在60~95%之间。
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On one hand, unreal admiring pesters in with the concrete reality together; On the other hand, the desire and hopes for pure works and chase wealth are becoming higher.
一方面,虚幻的仰慕与具体的现实纠缠在一起;另一方面,期盼作品的纯净与对财富的疲于追逐的欲望同样在升温。几分恬静,几分焦灼。
- 推荐网络例句
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However, as the name(read-only memory)implies, CD disks cannot be written onorchanged in any way.
然而,正如其名字所指出的那样,CD盘不能写,也不能用任何方式改变其内容。
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Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.
镀锌钢托盘多用于出口,替代木托盘,免薰蒸,符合欧盟、北美各国对出口货物包装材料的法令要求;喷涂钢托盘适用于重载上货架之用,托盘表面根据需要制作成平板状、波纹状及间隔形式,满足不同的使用要求。
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A single payment file can be uploaded from an ERP system to effect all pan-China RMB payments and overseas payments in all currencies.
付款指令文件可从您的 ERP 系统上传到我们的电子银行系统来只是国内及对海外各种币种付款。