查询词典 ir
- 与 ir 相关的网络例句 [注:此内容来源于网络,仅供参考]
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A series of copolymers with L-lactideand 3-methyl-morpholine-2,5-dioneweresynthesized using stannous octoate as catalyst,and characterized with FT-IR,~1HNMR and viscosity determina-tion.
以辛酸亚锡为催化剂,合成了3-甲基吗啉-2.5-二酮与 L-丙交酯的共聚物,并用 FT-IR、~1HNMR、粘度测定法对共聚物进行了表征。
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The grafting of polycaprolcatone on starch by ring-opening polymerization of e -caprolactone was initiated from the starch hydroxyl functions in the presence of a catalyst such as stannous octoate Sn(0ct2, Dibutyltin dilaurate or titanium tetrabutoxide. The grafting ration could reach 16%. IR, X-ray diffraction and DSC were used to investigate the grafting-polymer.
在辛酸亚锡Sn(Oct_2、二月桂酸二丁基锡和钛酸丁酯等催化剂作用下,淀粉羟基引发己内酯单体进行配位聚合,淀粉接枝率可以达到16%,并通过红外光谱、X—ray衍射及DSC等测试手段对反应产物进行了表征。
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So research in this paper on ommateum contain two points, first researching ommateum like other normal visual system, considering contents including preprocessing of IR images, target image segmentation, feature extraction and target classification; second researching ommateum's special feature.
首先,把复眼作为一般视觉系统看待,从图像的预处理、图像的分割、特征提取以及目标的分类与识别,这一系列的一般视觉处理过程来考虑。
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The microstructure was characterized by FT-IR and SEM. The results show modified sepiolite is an organical sepiolite nano-fiber.
利用SEM,FT—IR等手段观察其形貌,结果表明海泡石原矿经过处理后可制得有机海泡石纳米纤维。
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In this paper, we designed and synthesized a molecule of compound 1, 2-(benzooxazol-2-yl)-5-4-(3-(benzothiazol-2-yl) phenylamino-6--1,3,5-triazin-2-ylaminophenol, which can only assembled into an organogel upon a short irradiation with ultrasound in toluene-methanol mixed solvent. DSC, XRD and IR were used to detect the properties and mechanisms of the organogel.
本论文中,我们设计合成了一个有机小分子化合物1,4-氨基(2-羟基苯基)苯并噁唑3-氨基苯基苯并噻唑二辛基胺缩三聚氯嗪,研究发现,在甲苯/甲醇=1:2的混合溶剂中,只有利用超声才能使之形成凝胶,加热冷却的方法不能形成凝胶,而形成针状结晶。
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The results indicated that a phase transition occurred during the sonication. The comparison of the IR spectra of the corresponding compound 1 in different conditions revealed the formation of intermolecular hydrogen bonds for the organogel.
通过热性质、DSC、XRD等手段,发现该有机小分子在超声的作用下会发生相变,通过红外光谱研究发现,分子间氢键的形成对其形成凝胶起到了一定的作用。
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In this article, star-high vinyl content polybutadiene was prepared using a multi-functional organolithium anionic initiator by " one-step " process. On the basis of 250ml glassware experiment ,we improved the experiment in 2L metal kettle. The polymerization condition was got as follows: polymerization temperature : 50-60 ℃, monomer content : 8-llg/100ml, polymerization time : 3~4 hours.Chracterizations were carried out by 'H-NMR, IR and GPC.
本文首次采用多官能团有机锂引发剂一步法合成出了星型高乙烯基聚丁二烯,在250ml玻璃瓶的基础上,进行2L金属斧的扩大实验,确定了以下聚合工艺参数:聚合反应温度:50~60℃,单体浓度:8~11g/100ml,聚合反应时间:3~4小时。
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Finally, the cytotoxic and antibacterial activities of the oxamido-bridged binuclear complexes were studied in vitro.. This dissertation consists of three sections as follows:1. The crystal structure of a oxamide dinitrate,(1) [H_4dmaeoxd](NO_3)_2 H_2dmaeoxd = N,N\'-bis[2-ethyloxamide, has been obtained. The diversity of complexes with different structures is carried out by successful synthetic strategy of controlling species of metal ions, counter anions, pH values and solvents in the course of synthesis. Four dinuclear complexes bridged by trans-dmaeoxd2-: [Cu_2_2](ClO_4)_2 (2), [Cu_2_2](ClO_4)_2 (3),、[Cu_2(Me_2phen)_2](ClO_4)_2 (4), [Cu_2_2(H_2O)_2] (5); Four dinuclear complexes bridged by cis-dmaeoxd2-: [NiNi_2](ClO_4)_2 (6), [CuNi_2](ClO_4)_2·2CH_3OH (7), [CuZn_2]-(ClO_4)_2·2H_2O (8), [Cu(H_2O)Ni_2](ClO_4)_2.0.5CH_3OH (9); three 1-D polynuclear complexes: [Cu_2]_n·nH_2O (10), [Cu_2(H_2O)_2-]_n·4nH_2O (11), [Cu_2(H_2O)]_n(NO_3)_n·2nH_2O (12); one 2-D polynuclear complex,[Cu_6_3(μ_3-OH)_2(H_2O)_2]_n(ClO_4)_(4n).2nH_2O (13); the others: [VO(H_2O)]·2H_2O (14), [Zn_2_4](ClO_4)_2·H_2O (15), [Cu_2]·2DCM (16) have been synthesized and characterized by X-ray single crystal diffraction, elemental analysis, IR spectra.
本论文主要包括以下三部分:一、合成得到了一个草酰胺配体硝酸盐的单晶结构,[H_4dmaeoxd](NO_3)_2 (1);通过调控金属离子的种类、端基配体、抗衡阴离子、溶剂、pH值等条件定向合成了四个反式草酰胺桥联双核铜配合物:[Cu_2_2](ClO_4)_2 (2)、[Cu_2_2](ClO_4)_2 (3)、、[Cu_2(Me_2phen)_2](ClO_4)_2 (4)、[Cu_2_2(H_2O)_2] (5);四个顺式草酰胺桥联同/异双核配合物:[NiNi_2](ClO_4)_2 (6)、[CuNi_2](ClO_4)_2·2CH_3OH (7)、[CuZn_2]-(ClO_4)_2·2H_2O (8)、[Cu(H_2O)Ni_2](ClO_4)_2.0.5CH_3OH (9);三个一维聚合物: [Cu_2]_n·nH_2O (10)、[Cu_2(H_2O)_2-]_n·4nH_2O (11)、[Cu_2(H_2O)]_n(NO_3)_n·2nH_2O (12);一个二维聚合物: [Cu_6_3(μ_3-OH)_2(H_2O)_2]_n(ClO_4)_(4n)。2nH_2O (13);单核钒配合物[VO(H_2O)]·2H_2O (14)、草酸根桥联双核锌配合物[Zn_2_4](ClO_4)_2·H_2O (15)、美洛西康铜配合物[Cu_2]·2DCM (16),利用元素分析、摩尔电导、红外光谱、电子光谱和单晶X-射线衍射对上述所得化合物进行了结构表征,探讨了结构影响因素,并研究了其超分子结构。
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GC-MS and GC-IR was performed to qualitative analysis of hydrocarbons and oxygenic components in FCC gasoline.
用GC-MS、对FCC汽油中的碳氢化合物和含氧化合物等组分进行详细的定性分析。
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From FT-IR we think that the hydrogen bond between the polar oxygenous group on the thin film surface treated with plasma and acetone molecules would enlarge the distance between the carbon black particles, resulting in the addition of the electrical resistance, then the response behavior of the thin film to acetone was improved greatly.
我们通过FT-IR研究认为,等离子体处理后,薄膜表面引进的极性含氧基团与丙酮分子之间氢键的形成会增大炭黑粒子之间的距离,导致了薄膜电阻的极大增加,使薄膜对丙酮蒸气的响应得到很大改善。
- 相关中文对照歌词
- Violeta (Fricote)
- Calentándote
- Que La Dejen Ir Al Baile Sola
- Musica Killa
- Pode Ir
- Déjame Ir
- Vueltas En El Aire
- First Time
- Deixo Você Ir
- Me Gustas Tu
- 推荐网络例句
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Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.
目前大多数的研究表现为在变形后的受控Petri网基础上,利用各种方法求得各种逻辑型、结构型控制器,解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。
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On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.
一方面,有讨论,工程理事会和联盟关于延长工作时间短至9月底。
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What is the topic sentence of this article?
这篇文章中心的句子是那一句?