1) Ionogram
[,aiə'nɔɡræm]
频高图
1.
Studies on Autoscaling and Analysis of Ionograms;
电离层频高图自动度量与分析的方法研究
2) High frequency ultrasonography
高频声像图
1.
Evaluation of high frequency ultrasonography and CDFI in diagnosis of breast tumor;
乳腺肿块的高频声像图与彩色多普勒血流显像表现
2.
[Objective] To evaluate the features of high frequency ultrasonography and color Doppler ultrasonography in benign and malignant breast tumor in order to promote the diagnostic accuracy.
目的探讨乳腺良恶性肿块的高频声像图及彩色多普勒血流特征,提高乳腺良恶性肿块鉴别诊断的准确性。
3.
Objective To evaluate the diagnostic value of high frequency ultrasonography and color Doppler flowing imaging(CDFI)for neurilemmoma in the area of neck triangle.
目的评价高频声像图和彩色多普勒血流显像(CDFI)对颈三角区神经鞘膜瘤的诊断价值及临床意义。
3) high frequency electrocardiogram
高频心电图
1.
High frequency electrocardiogram examination in patients with coronary heart disease;
冠心病患者的高频心电图检测
2.
It is difficult to gain stable and credible values of approximate entropy(ApEn) for original signals of short-term high frequency electrocardiogram(SHFECG).
对原始的短时高频心电图(SHFECG)作近似熵计算难以得到稳定、可信的估计值。
4) HFECG
高频心电图
1.
Objective:To compare the diagnosis value among Holter monitoring electrocardiogram(Holter),high frequency electrocardiograph(HFECG) and exercise test for coronary artery disease(CAD).
目的 比较动态心电图、高频心电图和运动试验在冠心病诊断中的意义。
5) time-frequency contour map
时频等高图
1.
Using time-frequency contour map to detect the time when fault happened and using wavelet packet characteristic entropy vector to diagnose the degree that rubbing reached,an integral wavelet analysis method of diagno.
介绍了小波分析方法在振动故障诊断中的应用,利用时频等高图确定汽轮机碰磨故障发生的时刻,借助小波包特征熵向量诊断碰磨故障的严重程度,从而提出了完整的汽轮机碰磨故障的小波分析诊断方法。
2.
The transform results were plotted in time-frequency contour map.
分析表明,利用小波时频等高图,可以直观表示信号中畸变发生的时间,有效地提取信号中的奇异特征;根据不同的故障发生时的频谱特征,能够识别出不同的故障,进行机组振动故障检测与故障诊断。
6) high frequency sonography
高频声像图
1.
Objective: To investigate the characteristics of high frequency sonography on mammary diseases.
目的:探讨乳腺疾病的高频声像图特征。
补充资料：图的减缩图(或称图子式)
图的减缩图(或称图子式)
minor of a graph
图的减缩图(或称图子式)【.皿以ofa脚户;MHHoPrpa中a」【补注】设G是一个图(graph)(可以有环及多重边).G的一个减缩图(nullor)是从G中接连进行下述运算而得的任何一个图: i)删去一条边; 五)收缩一条边; 说)去掉一个孤立顶点. NRobe由on与P.D.Se脚aour的图减缩定理(脚Ph nl的。r theon习11)如下所述:已知有限图的无穷序列G，，GZ，…，则存在指标i
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条