双射
- 与 双射 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 novel planar chiral diferrocenylimine-diols 6 was synthesized by the condensation of R, S(subscript p-1-(2-diphenyl hydroxyl methyl) ferrocenylethylamine [R, S(subscript p-4] with phthaldehyde in anhydrous ethanol, and was crystallographically characterized.
通过R,S(下标 p-1-(2-二苯基羟甲基)二茂铁乙胺[R,S(下标 p-4]和对苯二甲醛在无水乙醇中的缩合反应合成了一种新型平面手性双二茂铁亚胺二醇化合物6,并经X-射线衍射分析它的晶体结构。
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On the basis of developing a new technology to synthesize sodium diacetate successfully without any pollution,the culture of bigger crystal in perfect shape and single crystal of small dimension suitable for X-ray diffraction was attained.
在研究成功双乙酸钠零污染合成工艺的基础上,培养成功了晶型完美的大尺寸晶体和适宜进行X光结构分析的小尺寸单晶,并进一步应用四圆衍射仪测得其晶体结构。
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Luzoniana collected from the South China sea were studied. A compound, isolated from the soft coral, was found to be a bicyclic diterpene alcohol with a rearranged dolabellane skeleton.
应用波谱和X-射线单晶衍射分析等方法确定Ⅰ为具有变形dolabellane型碳架的双环二萜醇:(3 E,5 S,7 E,11 S,12 S,14 Z)-11-甲基-15-降dolabella-3,7,14-三烯-5-醇(图1)。
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Comparing to single rf source CCP, ion flux and electron flux will be influenced by both of the sources in the dually rf driven CCP. Therefore, particles in plasma behave more complicated.
与单频电容耦合放电相比,在双频电容耦合放电等离子体中的离子和电子受到的是两个不同频率的射频偏压的调制,从而使等离子体表现出更为复杂的运动行为。
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Methods Radiofrequency thermo-coagulation via nasal endoscope was applied in 65 allergic or vasomotor rhinitis patients to the areas in bilateral nasal cavities where vidian and anterior ethmoidal nerves concentrated. The postoperative symptoms' score was compared with the preoperative one.
对65例病人在鼻内镜下对双侧鼻腔翼管及筛前神经丛集区行射频热凝,降低神经兴奋性和敏感性,术后1个月、6个月、1年后进行随诊,根据症状改善情况评价疗效。
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We have combined 2PF microscopy with higher-harmonic optical microscopy based on the femtosceond Cr:forsterite laser with the aid of new transgenic lines tagged with HC-red fluorescent protein to obtain molecular, morphological, and structural protein information in biological tissues.
有著基因转殖技术的辅助及利用在於生物穿透较深波段的近红外光飞秒雷射光源,我们结合了双光子萤光显微术和倍频光学显微术来取得生物组织中的分子影像、型态学及有结构的蛋白质资讯。
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The crystal structure of three eremophliane sesquiterpenes and one bisabolane sequiterpene with two epoxies from above two Ligularia species were determined by X-ray four circle differactomer technique and single crystal structure analysis, and their stereostructure was further confirmed.
利用X-射线四元单晶衍射技术和单晶结构分析方法,测定了两种橐吾属中三个艾里莫芬烷型倍半萜及一个双环氧没药烷型倍半萜的晶体结构,进一步确定了它们的立体构型。
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Topics include: properties, preparation, and processing of compound semiconductors; theory and practice of heterojunctions, quantum structures, and pseudomorphic strained layers; metal-semiconductor field effect transistors; heterojunction field effect transistors and bipolar transistors; photodiodes, vertical-and in-plane-cavity laser diodes, and other optoelectronic devices.
主要内容包括:化合物半导体的特性、制备与制程;异质接面、量子结构和假晶应变层的理论与实际应用;金属半导体接面场效电晶体;异质接面场效电晶体以及异质接面双极电晶体;检光二极体、垂直和平面共振腔镭射二极体、以及其他光电元件。
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Topics include: properties, preparation, and processing of compound semiconductors; theory and practice of heterojunctions, quantum structures, and pseudomorphic strained layers; metal-semiconductor field effect transistors; heterojunction field effect transistors and bipolar transistors; photodiodes, vertical-and in-plane-cavity laser diodes, and other optoelectronic devices.
主要内容包括:化合物半导体的特性、制备与制程;异质接面、量子结构和假晶应变层的理论与实际应用;金属半导体接面场效电晶体;异质接面场效电晶体以及异质接面双极电晶体;检光二极体、垂直和平面共振腔雷射二极体、以及其他光电元件。
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The crystal was obtained from the interaction system, NH4VO3/H2O2/ 2-(2′-pyridyl)imidazole, in aqueous solution under the physiological conditions, and the complex was characterized by solution NMR, IR, X-ray crystal diffraction and elementary analysis.
经NMR、IR、X-ray衍射和元素分析等谱学方法或分析手段确定其组成[NH4{OV(O2)2{2-(2′-Py)-Imi}·4H2O}]和结构,其51V的化学位移在单核双过氧钒化合物中是最大的。
- 推荐网络例句
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Plunder melds and run with this jewel!
掠夺melds和运行与此宝石!
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My dream is to be a crazy growing tree and extend at the edge between the city and the forest.
此刻,也许正是在通往天国的路上,我体验着这白色的晕旋。
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When you click Save, you save the file to the host′s hard disk or server, not to your own machine.
单击"保存"会将文件保存到主持人的硬盘或服务器上,而不是您自己的计算机上。