化学反应共振态研究是化学动力学研究的重要前沿课题,对于理解基元化学反应的机理有重要的意义。
Reaction resonance is a frontier topic in chemical dynamics research, and is also essential to the understanding of mechanisms of elementary chemical reactions.
由布莱特领导的研究小组使用磁力共振绘图法,得到了12个人在参加一次赌博游戏中大脑的反应曲线。
The research team led by Breiter used magnetic resonance imaging to map the brain responses of 12 men while they participated in a game of chance involving winning or losing money.
研究人员在《自然》杂志中写道,这些功能性核磁共振成像扫描图显示,在城市中生活的人对压力的反应与乡村人不同。
The functional magnetic resonance imaging scans revealed that the brains of those living in cities reacted differently to stress, the researchers report in the journal Nature.
回溯至1996年,我决定用一种称作“功能性核磁共振”的技术来研究那些刚刚堕入爱河的人的脑部反应。
Back in 1996 I decided to use a technique called functional MRI to study the brains of men and women who had just fall in love.
为了分析大脑如何对不同牙齿的痛疼作出反应,研究人员利用功能磁共振成像监视上牙或下牙在受到脉冲刺激时的活动。
To see how the brain responds to pain emanating from different teeth, the researchers used fMRI to monitor changes in activity when the upper tooth or the lower tooth was zapped.
最近,由英国和比利时两国研究人员组成的研究小组发现,在磁共振成像扫描仪下,植物人对简单指令产生反应的特征是脑部活动发生变化。
Recently, however, a group of British and Belgian researchers have shown that some of them respond to simple commands by altering their brain activity while in an MRI scanner.
液氦也用来冷却红外线探测器,核反应堆,以及核磁共振成像器械的超导磁体等。
Liquid helium cools infrared detectors, nuclear reactors, and the superconducting magnets used in MRI machines, too.
这支研究团队来自生物和临床心理学学院。他们用核磁共振成像仪观察人们听到与疼痛相关的词汇时的脑部反应。
The team from the department of Biological and Clinical Psychology used magnetic resonance tomography to investigate how individuals processed words associated with experiencing pain.
结论生物共振脱敏治疗无任何不良反应,是一种比较理想的过敏性疾病的治疗方法。
Conclusion Bioresonance desensitization is a good therapeutic approach to allergic diseases without any adverse reaction.
这些青年进行了功能性磁共振成像,以观察他们的大脑对于选定的视频剪辑的反应。
The youths were tested with functional magnetic resonance imaging to see how their brains reacted while watching video clips.
目前,人们基于肿瘤大小和对比剂增强变化之原理,在治疗后1 - 3个月时,用磁共振成像(MRI)来评估解剖学上的肿瘤反应。
Currently, magnetic resonance imaging (MRI) is used 1-3 months after treatment to evaluate anatomical tumor response, based upon changes in tumor size and contrast-agent enhancement.
报道了一种模拟共振反应产额曲线的方法。
A simulation method of resonance reaction yield curve is reported.
我们研究了在强近共振激光脉冲驱动下,二能级原子对不同频率的试探脉冲的瞬态反应。
Transient responses of two-level atoms to a probe pulses with different frequencies have been studied in the presence of near-resonant laser driven pulse.
结合电子顺磁共振波谱(EPR)测定结果,推定出了过硫酸钾的分解反应机理以及分解产物与浆料及纤维作用的机理。
The decomposition mechanism of the potassium persulphate is deduced with these and electron paramagnetic resonance spectrum (EPR). Its action mechanism with size and fiber is also done respectively.
通过计算机模拟,观察到了色噪声诱导的反应振荡和随机共振现象。
The colored noise-induced oscillations and the stochastic resonance are observed by using numerical simulations.
方法用分光光度法和电子自旋共振技术(ESR)检测加入或未加抗氧化剂等调节物的反应体系中反应产物及自由基中间产物的生成情况。
METHODS The reaction product and free radical intermediate in the reaction medium with or without antioxidants and other moderators was detected by spectrophotometry and electron spin resonance(ESR).
结合红外(IR)、紫外(UV)、核磁共振(NMR)等结构分析及环氧值、游离酚含量测定等方法,研究了环氧化亚麻油与苯酚的反应过程。
The reaction mechanism of epoxidized linseed oil and phenol were investigated by IR. UV, NMR. the experimentally determined epoxide number and free phenol.
分析表明,采用消能减振设计可有效地削减天桥的共振反应。
The dynamical analysis results proved that the vibration energy dissipation can effectively reduce the resonance response of the bridge.
参数不稳定或共振比普通共鸣,因为它是由具有危险反应指数增长幅度甚至在阻尼的存在。
Parametric instability or resonance is more dangerous than ordinary resonance as it is characterized by exponential growth of the response amplitudes even in the presence of damping.
采用微波电子回旋共振等离子体反应离子刻蚀(E CR-R IE)装置对牦牛毛纤维进行表面改性,从而改善牦牛毛的可纺性。
Yak hairs were treated by the microwave electron cy cl otron resonance plasma reactive ion etching(ECR-RIE) equipment to improve its property of weave.
二是计算态-态反应动力学,尤其是用寿命矩阵来研究散射共振态。
There are also two aspects in the theoretical research on the reactive resonance.
人心对刺激会产生反应,受到刺激,人心会激发高度的共振,并化之为热心、创造性的想象力、强烈渴望等等。
The human mind responds to stimuli, through which it may be "keyed up" to high rates of vibration, known as enthusiasm, creative imagination, intense desire, etc.
理论计算和实验在一定程度上符合得很好,这说明了选择共振隧穿模型是计算有明显共振峰的核反应截面的有利工具。
The agreement between the experimental data and theoretical calculation suggest that the selective resonant tunneling model is a good method for the reaction with evident resonant peak.
随着反应物浓度的增大,共振瑞利散射强度值也增大;
The scattering intensity increased with increasing of reactant concentration.
一部功能性核磁共振造影扫描仪监控着脑部的活动,受到研究人员重点关注的是杏仁体,一个与情感反应有关的区域。
A functional MRI scanning device monitored brain activity, with the researchers concentrating on the amygdala, an area associated with emotional response.
目的:评价磁共振成像钆对比剂的不良反应和安全性。
Objective:To revalue the bad reaction and safety of gadopentetate dimeglumine MRI contrast.
神经网络具有类似人脑的并行处理结构,能够模拟人脑对刺激的反应方式进行工作,可以用于解决磁共振图像分割问题。
With the parallel structure like the human brain, neural networks can simulate the reaction of brain which is stimulated, and can be applied for MRI segmentation.
在利用共振核反应测元素浓度的深度分布时,共振宽度和能量歧离等严重影响测量的精度。
The depth resolution in resonant depth profiling is seriously affected by the resonant width, energy straggling etc.
这支研究团队来自生物和临床心理学学院。他们用核磁共振成像仪观察许多人听到与疼痛相关的词汇时的脑部反应。
The team from the department of Biological and Clinical Psychology used magnetic resonance tomography to investigate how individuals processed words associated with experiencing pain.
方法:采用功能磁共振成像技术对3例拟行手术治疗的灰质异位且伴癫痫症状的患者进行对指运动任务下的脑区反应观察。
Methods: fMRI was used to localize the areas of motor activation in 3 patients with heterotopic gray matter who all suffered from epilepsy and prepared to be treated by surgery.
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