增加三个正弦波可形成一个复合波。
目的有效提高QRS复合波的检测率。
这些理论结果对复合波片退偏器的设计具有好的参考价值。
These theoretical results offer a good reference value for design combination wave-plate depolarization.
心电图表现:表现为伴有窄qrs复合波的窦性心动过速。
The manifestation of ECG: Narrow QRS-complex sinus tachycardia was observed.
在地震资料解释中,地震复合波的地质属性问题一直没有得到很好地解决。
The tough problem of geological property of seismic complex waves has not been well solved in seismic data interpretation.
在人的QRS复合波的时域频域分布特征及发生机理问题上曾有过许多争论。
There was much contention on distributive characteristics and their production mechanism of person′s QRS complex in time and frequency domain.
结果观察到与其不同阶段相对应的脑电图特征,典型表现为周期性尖慢复合波。
Results Different EEG features in correspond with various stages of the diseases were observed periodic sharp wave complexes as the typical pattern.
根据理想退偏器的米勒矩阵形式,分析讨论了不同组合的复合波片的米勒矩阵。
According to Mueller matrix of ideal Depolarization, discussed the Mueller matrix of different combinations wave-plate.
目的:研究豚鼠胆囊切除术后胃肠移行性复合波(MMC)是否与胆酸池大小有关。
AIM: to investigate whether the bile acid pool size after cholecystectomy is correlated to the gastrointestinal migrating myoelectric complex (MMC) in guinea pigs.
心电图的QRS复合波下的面积大小与个体心脏中存活心肌的量直接成比例是有益的。
It is advantageous that the size of the area under the QRS complex of the electrocardiogram is directly proportional to the mass of viable myocardium in the subject's heart.
SBSD可表现为棘或尖波、棘慢复合波与快节律三种类型,以棘慢复合波最为常见、占63%。
Three forms of SBSD were found: spikes or sharp waves, spike and wave discharges (the most commonly seen, taking up 63%) and fast activities.
结论综合利用小波变换不同尺度进行非线性变换所得到的模板可以显著提高QRS复合波的检测率。
Conclusion QRS detection rate can be greatly improved when specific QRS template is obtained from the nonlinear transformation of the different wavelet scales.
OSAHS患者鼾声的时域曲线表现为多个振幅、间隔不规则的复合波,频域曲线中无明显的基频一谐波结构。
The snoring spectrum of patients with simple snoring showed distinct fundamental - harmonic structures which were not clear in patients with OSAHS.
并且克服了时域法要求对QRS 复合波的起点和终点准确定位不易的缺点,以及频域分析法频率分辨率不足的缺陷。
The advantage of this method is that it doesn't require locating accurately the end point of QRS wave of HRECG and overcomes low resolution of frequency-domain analysis.
QRS复合波群的形态变化是心律失常临床诊断的重要参考标准,因而准确地提取QRS复合波群的波形特征是心律失常自动化诊断中面临的关键问题。
As the variation of QRS complex wave is the primary reference criteria on clinical diagnosis of arrhythmia, exact extraction of the features of QRS complex wave is the key problem.
此外还讨论了仿柏拉图体与开普勒-波因索特体的复合材料涂层结构设计。
Moreover, the bionic material structures, which mimic the Plato bodies and Kapler-Poinsot bodies, were suggested to design the composite coating systems.
波丽是一种玻璃纤维复合材料,波丽电镀制品在建筑装饰中的应用日渐广泛。
Polystone is a kind of glass fibre reinforced composite. Electroplated polystone articles are now increasingly used in architectural decoration.
增压的类型最常用的有机械增压、废气涡轮增压、复合增压和气波增压四种。
The most common types of supercharging include mechanical supercharging, exhaust turbo supercharging (turbocharging), combined supercharging, and pressure wave supercharging.
分析了复合材料微波检测中电磁参量、电磁波频率和介质薄片厚度的计算方法。
The computation methods of electromagnetism parameters, electromagnetic wave frequency and medium slice thickness in microwave measuring for composite material were analyzed.
研究了含平面等角螺旋天线阵列吸波复合材料的微波吸收特性。
Microwave absorbing properties of the composites containing the planar equiangular spiral antenna arrays were investigated.
已发现的电信号有动作电波,变异电波,复合电波,振荡电波及波中波等多种类型。
To discover electrical signals exist with action potential, variation potential, composite potential, oscillatory potential and electrical signals in variation potential etc.
本文基于前人的研究成果,采用岩体损伤、断裂理论的最新研究成果,研究了岩石和层状复合岩体在爆炸应力波和爆生气体作用下的损伤断裂机理。
Based on the existing research results and up to the minute theory of rock damage and fracture mechanics, the blasting damage and fracture mechanism of rock and bedded composite rock is studied.
本文介绍一种利用倍压和全波整流复合的新型电路所研制的CO_2激光器电源。
A novel composite circuit power supply with double voltage and full-wave rectification for CO2 lasers are developed.
通过对重油催化裂化装置中法兰泄漏原因的分析,提出了处理方法:将原石棉密封垫片改为波齿复合密封垫片。
By analyzing for the flange leakage on a heavy oil catalytic pyrolysis unit, the writer put forward a treatment method, i. e. to replace old asbestos gasket with a compound corrugated gasket.
简述了吸波纤维在复合材料中的排布方式、长度和含量对材料吸波性能的影响。
The influences of the arrangement, length and content of the fibers in the composite on radar absorbing property were simply summarized.
利用原型坑道内爆炸试验,考察了破片和空气冲击波的复合作用对防护门的宏观破坏效应。
The macroscopic effects of protective door under compound action of shock wave and fragment are reviewed by explosion in Prototype tunnel.
基于颗粒混合媒质的模型,本文讨论了复合铁氧体吸波材料介电常数和磁导率的计算方法。
Based on the model of granular media, the calculating method of permittivity and permeability for compound ferrite absorption materials is studied.
采用空间回路网法计算得到填充吸波泡沫的碳纤维复合材料格栅结构的电磁散射性能。
The spatial network method is used to calculate the electromagnetic wave scattering characteristic of carbon fiber composite grid structures filled with Absorbing foams.
基于弹性动力学理论,对纤维增强复合材料结构中弹性波散射及动应力集中问题进行了分析研究。
Based on the theory of elastic dynamics, the scattering of elastic waves and the dynamic stress concentration in a fiber-reinforced composite are studied.
本文给出了一种利用云母、石英材料设计复合式消色差波片的方法。
A method for designing compound achromatic wave plate made of mica and quartz is presented.
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