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- About characteristics of P wave on ECGs these students were closer ordinarily healthy people than athletes. 以上现象男生较女生明显,体育专业学生的P波比运动员接近一般正常人。
- The latencies of P wave evoked through nasal retina were more significantly prolonged than that through temporal retina (P<0.01). (2)半侧视野刺激斜视眼除鼻颞侧刺激P波潜伏期均延长外,同眼鼻侧视网膜P波潜伏期明显长于颞侧(P<0.;01);
- The flowing granular media are taken as weak transverse isotropic media,and the phase velocity expressions of P wave,SH wave and SV wave are deduced accordingly. 把流动中的散体看作弱横观各向同性介质,给出了P波、SH波和SV波的速度表达式,分析了它们在流动散体介质中的传播特点。
- Objective To investigate the application of P wave width in electrocardiography (ECG) in optimizing atrioventricular delay (AVD) for dual-chamber pacemaker. 目的:探索以心电图P波宽度优化双腔起搏器房室间期(AV间期)的方法,以期获得良好的血流动力学效果。
- Objective:To compare the electrocardiographic P/ PR segment,width of P wave and P wave terminal force in lead V1(PTFV1) in evaluating the change of left ventricular structure and function in hypertensive patients. 目的:比较心电图Macruz值(P/PR段)和P波宽度及P波终末电势(PTFV1)对判断高血压病左室结构和功能改变的作用。
- Based on the Gassmann equation and other effective rock physical theories, a method for calculating the new factor by using velocities of P wave and S wave (or impedances) was given. 利用流体识别因子敏感度定量分析方法,对比分析了新流体识别因子的敏感度与传统流体识别因子的差异,并定量分析了储层孔隙度变化对流体识别因子的影响。
- Attenuation of light is in the form of absorption. 光是以吸收的形式衰减。
- Amplification of P waves by flexible space is analyzed by exact dynamic-stiffness matrix of soil and half-space in frequency domain. 利用土层和半空间的精确动力刚度矩阵,在频域内求解并分析了弹性半空间场地对P波的放大效应。
- terminal force of P wave in V1 lead V1导联的P波终末电势
- Express the factors resulting in the attenuation of acoustic waves. 叙述引起音波衰减的因素。
- It established a new method to exhibit the phenomena of EMV through beat-to-beat analysis of the morphological changes of P waves, QRS waves and T waves. 建立了识别心电形态差异的新算法,克服了经典相关系数法识别灵敏度不高的弱点,明显提高了心电波形差异的检测灵敏度。
- phase difference of p wave and s wave p波和s波的相位差
- mean axis of terminal component of P wave P波终末成分的平均电轴
- Design Standard for Fire Protection of P. 邮电建筑防火设计标准。
- In DDTs the residual level of p,p? DDTs中p,p?
- F&A has a role in every area of P&G's business. 财务部在P&G事业的每一个领域都存在。
- Preliminary study on attenuation of infrared ray in rubber latex. 红外线在胶乳中衰减特性初探。
- The millimeter wave attenuation of expanded graphite is a comprehensive actions of scattering and absorption. 膨胀石墨蠕虫对毫米波的衰减为散射和吸收作用的综合结果。
- Attenuation of AOB in the experimental group was less than the control group (P<0.05). AOB实验组在形成基质矿化时的衰减比对照组和空白组少(P<0·05)。
- Shielding attenuation of Mumetal and other materials at several frequencies. 高导磁合金等几种材料在不同频率下的磁场衰减特性。