本文通过数值仿真,指出曲率模态对于结构损伤敏感性上的不足,从而提出新的损伤指标即曲率模态变化率指标。
The paper points out the deficient sensibility of curvature mode in damage detection through numerical simulation. Then a new damage feature (change rate of curvature mode) was proposed.
在较低的刺激脑损伤火灾,造成敏感性增加光线和噪音,以及疼痛放大。
The injured brain fires at lower stimuli, resulting in increased sensitivity to light and noise, as well as pain amplification.
生理损伤与各诱变剂的浓度成对应关系,两个自交系对诱变剂的敏感性有差异,095较082容易受到影响。
The degree of damage corresponded to the concentration. There was sensitive difference between 082 and 095, the latter was more easily effected than the former.
因此,在不减低肿瘤放射敏感性的前提下,肿瘤研究者对如何保护正常组织免受射线诱导的损伤产生了浓厚的兴趣。
Hence, there is great interest among cancer researchers in finding ways to protect "innocent" tissues against radiation-induced damage without comprising tumor radiosensitivity.
结果MRI诊断半月板损伤的敏感性、特异性、准确性分别为86。
Results the sensitivity, specificity and accuracy of MRI in the diagnoses of menisci injury were 86.
结论DWI对脊髓型颈椎病慢性损伤的早期诊断具有较高的敏感性,对其治疗及预后的评估具有重要的意义。
Conclusion DWI has a high sensitivity to the early diagnosis in chronic injury of cervical spondylotic myelopathy and great significance to its treatment and prognosis assessment.
结论MRI对于膝关节损伤具有高度敏感性,尤其是各种序列的应用对发现细微的病变及增加检出率很有帮助。
Conclusion MRI is high sensitivity in diagnosis of knee joint injure. Especially, more microscopic lesion can be detected because of application of all kinds of sequence.
研究发现:服用维生素的人,其对胰岛素的敏感性没有任何改变;几乎没有激活任何的天然防御机制对氧化损伤。
The Jena team found that in the group taking the vitamins there was no improvement in insulin sensitivity and almost no activation of the body's natural defense mechanism against oxidative damage.
目的探讨AT P敏感性钾通道开放剂对大鼠局灶性脑缺血再灌注损伤的保护作用。
Objective To study the effects of ATP sensitive potassium channel (KATP) opener on focal cerebral ischemia-reperfusion.
为了反映冲击载荷下岩石材料的应变率敏感性,对损伤的门槛值进行粘性调整。
The damage threshold is regularized in order to reflect strain-rate sensitivity of rock materials under impact load.
来自AT病人的细胞显示有缺陷的DNA损伤诱导检验点激活,对放射的敏感性和频率较高的染色体断裂(3,4)。
Cells from at patients display defective DNA damage-induced checkpoint activation, sensitivity to radiation, and a higher frequency of chromosome breakage (3, 4).
结果:S10 0b蛋白对中枢神经系统的损伤有高度敏感性和特异性,其含量变化与临床症状、体征及影像学改变密切相关。
Results: S100B protein is very sensitive and specific to CNS injure, the relation between its content and clinical symptoms? Signs and imaging changes is very close.
最后,以敏感性分析为基础,建立结构损伤模型,探索三股线高架桥加固对策。
Finally, based on the sensitivity analysis, create the injury model of the structure, and then explore the strengthening technical measures for the Sanguxian viaduct.
虽然能量吸收和声音、超音振动技术可反映采后果蔬内部的损伤情况,但这两种技术仅用于对果蔬挤伤敏感性的分析。
Energy absorption and sonic and ultrasonic vibration may reflect the status of internal damage, but both techniques are more suitable for assessing bruise susceptibility.
并在此基础上,推出了若干新的损伤信息特征量,提高了损伤检测的敏感性,为进一步将其应用于工程实际奠定了基础。
On the base of above testing results, several new damage indices are derived which are more sensitive and could be used in practice.
雄性动物比它们的雌性同类对缺血性损伤表现出更大的敏感性;
Male animals display greater sensitivity to ischemic injury than do their female counterparts;
结果表明:皮肤的刚度随热损伤度的提高而下降,并且具有不同损伤度下的应变速率敏感性,这些特性主要是由皮肤的水合作用变化所引起的。
The results demonstrate that skin stiffness decreases with increasing thermal damage degree and there exist strain rate sensitivity at different damage levels, caused mainly by hydration changes.
并分析和讨论了悬臂梁前四阶模态对损伤的敏感性。
The sensitivity of the first four mode shapes to crack location and depth are discussed.
分析了玻璃布-环氧层板材料的破坏过程及内部损伤情况,讨论了复合材料的缺口敏感性在不同温度、不同加载速率下的变化情况。
Some problems of failure process and damage for the laminates have been analysed and discussed. It is concluded that the laminates under different temperatures and strain rates form different damages.
在对损伤变量进行考察时,要关注的是损伤测量的客观性、精确性和敏感性。
The objectivity, accuracy and sensitivity measurement of the sports injuries are important when observing the variables.
损伤指标的敏感性对结构损伤识别有着重要价值。
The sensitivity of damage feature would be of great value to structural damage detection.
结论感觉神经损伤性盐敏感性高血压大鼠心、肾at1r表达升高,AT 1 R表达水平的差异可能与盐敏感性高血压的形成有关。
Conclusions the over-expression of AT1R protein and AT1R mRNA in the heart and kidney may be associated with the increase of blood pressure in the rats with salt-sensitive hypertension.
方法将150例腹部实质性脏器损伤患者的超声检查结果与手术、病理结果进行对照分析。结果超声检查对腹部实质性脏器损伤诊断的敏感性95。
Methods All the ultrasonographic findings of 150 patients with injuries in abdominal parenchymal viscera were studied, compared with that of operation and pathological examination.
方法将150例腹部实质性脏器损伤患者的超声检查结果与手术、病理结果进行对照分析。结果超声检查对腹部实质性脏器损伤诊断的敏感性95。
Methods All the ultrasonographic findings of 150 patients with injuries in abdominal parenchymal viscera were studied, compared with that of operation and pathological examination.
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